User’s Manual Public Safety Repeaters PSR 700/800 MF0123A1F
DISCLAIMER: This document has been developed by CommScope and is intended for the use of its customers and customer support personnel. The information in this document is subject to change without notice. While every effort has been made to eliminate errors, CommScope disclaims liability for any difficulties arising from the interpretation of the information contained herein.
Table of Contents TABLE OF CONTENTS 1. GENERAL 6 1.1. USED ABBREVIATIONS 6 1.2. HEALTH AND SAFETY 7 1.3. PROPERTY DAMAGE WARNINGS 7 1.4. COMPLIANCE 8 1.5. ABOUT COMMSCOPE 12 1.6. 1.6.1. 1.6.2. 1.6.3. CONTACTING COMMSCOPE CommScope Mobility Solutions (CMS) Technical Support Accessing DCCS User Documentation Technical Training 13 13 13 13 2. INTRODUCTION 14 2.1. PURPOSE 14 2.2. PSR 700/800 MHZ 0.5/2W 14 3. FUNCTIONAL DESCRIPTION 15 4. COMMISSIONING 17 4.1. 4.1.1. 4.1.2. 4.1.3.
Table of Contents 5.6. 5.6.1. 5.6.2. 5.6.3. 5.6.4. 5.6.5. 5.6.6. 5.6.7. 5.6.8. 5.6.9. 5.6.10. 5.6.11. 5.6.12. 5.6.13. 5.6.14. 5.6.15. SYSTEM SETTINGS License Upgrade Software Upgrade Restore Factory Defaults My Account Management IP Settings OMC Connection Alarm Settings General RF Setting Channelized ALC (Class A Only) 700 MHz Channels (Class A Only) 800 MHz Channels (Class A Only) Digital Channels (Class B mode) Site Location Time and Date Summary 37 37 38 39 40 41 42 43 44 45 45 46 47 48 48 49 5.7. 5.
Figures and Tables FIGURES AND TABLES figure 3-1 System overview example of a PSR 700/800 MHz .................................. 15 figure 3-2 Configuration of a PSR 700/800 MHz 0.5/2W, analogue variant .............. 16 figure 3-3 Configuration of a PSR 700/800 MHz 0.5/2W, digital variant ................... 16 figure 4-1 Connectors of PSR 700/800 MHz............................................................. 23 figure 4-2 Grounding bolt (left) and schematic view (right) ................................
1. General 1. General 1.1.
1. General WEEE Waste Electrical and Electronic Equipment (Directive) 1.2. Health and Safety 1. Danger: Electrical hazard. Danger of death or fatal injury from electrical current. Obey all general and regional installation and safety regulations relating to work on high voltage installations, as well as regulations covering correct use of tools and personal protective equipment. 2. Danger: Electrical hazard. Danger of death or fatal injury from electrical current inside the unit in operation.
1. General 8. Notice: Only license holders for the respective frequency range are allowed to operate this unit. 9. Notice: Do not disassemble the unit. 10. Notice: Make sure the repeater settings are correct for the intended use (refer to the manufacturer product information) and regulatory requirements are met. Do not carry out any modifications or fit any spare parts, which are not sold or recommended by the manufacturer. 1.4. Compliance 1.
1. General 5. Notice: For installations which have to comply with FCC requirements: This device complies with FCC Part 15. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. This device complies with Health Canada’s Safety Code.
1. General 11. Note: For a Class B digital device or peripheral: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
1. General Equipment Symbols Used / Compliance Please observe the meanings of the following symbols used in our equipment and the compliance warnings: Symbol --- Compliance Meaning / Warning For industrial (Part 90) signal booster, Class A or B: This is a 90.219 Class A or B device. WARNING: This is NOT a CONSUMER device. It is designed for installation by FCC LICENSEES and QUALIFIED INSTALLERS. You MUST have an FCC LICENSE or express consent of an FCC Licensee to operate this device.
1. General 1.5. About CommScope CommScope is the foremost supplier of one-stop, end-to-end radio frequency (RF) solutions. Part of the CommScope portfolio are complete solutions for wireless infrastructure from top-of-the-tower base station antennas to cable systems and cabinets, RF site solutions, signal distribution, and network optimization. For patents see www.cs-pat.com. CommScope has global engineering and manufacturing facilities.
1. General 1.6. Contacting CommScope 1.6.1. CommScope Mobility Solutions (CMS) Technical Support For additional information, please contact CMS Technical Support: Telephone Helplines: Call one of the Telephone Helpline numbers listed below to get live support, 24 hours a day. Global 24X7 +1 888-297-6433 (Toll free for U.S.
2. Introduction 2. Introduction 2.1. Purpose This manual contains information and procedures for the operation of the CommScope Public Safety Repeaters PSR 700/800 MHz 0.5/2W Class A and Class B. The purpose of this document is to provide a step-by-step procedure to help experienced technicians or engineers install and commission an in-building wireless enhancement system using CommScope repeaters.
3. Functional Description 3. Functional Description The following figure shows an example of a PSR 700/800 MHz integrated into a possible network setup. The Annunciator and Battery Backup Unit (BBU)* depicted in this illustration are only examples (for DC installations) since they are not provided by CommScope and may look differently in the actual setup. For AC installations, a UPS* has to be used instead of a BBU.
3. Functional Description figure 3-2 Configuration of a PSR 700/800 MHz 0.5/2W, analogue variant figure 3-3 Configuration of a PSR 700/800 MHz 0.
4. Commissioning 4. Commissioning Read and observe the health, safety, and property damage warnings as well as the description carefully to avoid mistakes and proceed step-by-step as described. • Attention: Do not operate the PSR without terminating the antenna connectors. The antenna connectors may be terminated by connecting them to their respective antennas or to a dummy load.
4. Commissioning 4.1.2. Property Damage Warnings for Mechanical Installation 1. Attention: Do not install the unit in a way or at a place where the specifications outlined in the Environmental and Safety Specifications leaflet of the supplier are not met. Otherwise, the lifespan and performance of the repeater may be reduced. 2. Attention: Due to power dissipation, the unit may reach a very high temperature. Ensure sufficient airflow for ventilation. 3.
4. Commissioning 4.1.3. Wall Mounting Procedure Before starting the procedure, read and observe all warnings and notices in chapters 4.1.1 and 4.1.2.
4. Commissioning ⚫ At the four positions marked with the bracket as the template, drill four holes into the wall using a drill bit that matches the thickness of the M6 wall anchors (not part of the delivery; see Notice under table 4-2). Then, insert each of the four wall anchors into the holes: ⚫ Gently tap the wall anchors with a hammer to fully insert them into the wall.
4. Commissioning Notice: When positioning the PSR in the bracket, be careful not to damage the threads of the bolts by pushing or pulling the unit too hard in the process.
4. Commissioning 4.2. Electrical Installation 4.2.1. Health and Safety for Electrical Installation Read and observe chapter 1.2 Health and Safety. 1. Danger: Electrical hazard. Danger of death or fatal injury from electrical current. Obey all general and regional installation and safety regulations relating to work on high voltage installations, as well as regulations covering correct use of tools and personal protective equipment. 2. Danger: Electrical hazard.
4. Commissioning 4.2.3. Connections Access for mains connection, e.g. for BBU / UPS (not part of delivery) LAN/Ethernet connector DO NOT USE Measurement probe for donor antenna * Connector for alarm cable Connector for donor antenna Measurement probe * for coverage antenna Connector for coverage antenna figure 4-1 Connectors of PSR 700/800 MHz * Note: Whenever they are not used, the measurement probes must be terminated with the (golden) SMA terminations. 4.2.4.
4. Commissioning Note: Ground of a second unit has to be connected to the same equipotential bonding terminal as the repeater. Use bonding cables of the same length, as short as possible and with a large wire cross section. Follow local electrical code practices. 4.2.5. Connection of the Antenna Cables The PSR has 4.3-10-type antenna connector. Please refer to section 4.2.3 for its location. Refer to the corresponding documentation of the connector manufacturer for mounting the cable connectors.
4. Commissioning 4.2.6. Cleaning Procedure for RF Cable Connectors The figures in this chapter illustrate the cleaning procedure and do not show the actual unit. 1. What is needed for the cleaning? a. Isopropyl alcohol b. Compressed air c. Lint-free wipe d. Cotton buds 2. Remove protective cap from the RF connector. Caution: Risk of injury by flying particles when compressed air is used. Wear protective clothing, especially protective glasses. 3.
4. Commissioning 5. Clean the lip of the inner ring with a cotton bud drenched with isopropyl alcohol. 6. Clean the inside surface of the inner ring with a cotton bud drenched with isopropyl alcohol. 7. Clean the inside of the center conductor spring tines with a cotton bud drenched with isopropyl alcohol. 8. Clean in the similar way the connector of the connected cable. Remove protective caps from the unit connector first. 9.
4. Commissioning 10. Continue with the winding area using lint-free wipe drenched with isopropyl alcohol. 11. Continue with the inside mating surface of the inner ring. 12. Clean the outside surface of the center pin. 4.2.7. Antenna Cable Connector Assembly The figures in this chapter illustrate the connection procedure and do not show the actual unit. 1. What is needed for the connector assembly? a. Torque wrench. b.
4. Commissioning 2. Join the connectors and turn the coupling nut until the thread grips. 3. Push in the connector until it clicks. 4. Fasten the coupling nut hand-tight. Do not turn the connector but the coupling nut only. 5. Retain the cable connector with the counter wrench and fasten the coupling nut with the torque wrench until the torque is applied (torque wrench clicks).
4. Commissioning 4.2.8. PSR Alarms Connection For the location of the ALARM RELAY connector, refer to chapter 4.2.3. The corresponding cable is part of the delivery: figure 4-3 PSR alarms cable Note: The correct connection of this cable to the dedicated annunciator at the site, which must be part of the building’s fire alarm system, is the sole responsibility of the installer. Note: The connected dedicated annunciator must be capable of detecting a single ground or open.
4. Commissioning PSR Alarm Function Description PSU Fail Alarm This alarm is raised if there is a problem with internal power supply. If the output level is higher than the DL shutdown level, the DL Shutdown amplifier is turned off and the DL shutdown alarm is activated. The Alarm shutdown cycle is 60 seconds. UL Shutdown Alarm If the output level is higher than the UL shutdown level, the amplifier is turned off and the UL shutdown alarm is activated. The shutdown cycle is 60 seconds.
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4. Commissioning 4.2.10. Power Connection Before connecting electrical power to the PSR, the system must be grounded as described in section 4.2.4 Grounding (Earthing). To get access to the terminal blocks the front door must be opened. To open the door, the locks must be opened with the supplied keys. As illustrated in section 4.2.4, remove the plastic cap to feed the supply cable into the housing. The available 1/2” common thread can be used to connect conduit.
4. Commissioning Polarity of cable end Positive Negative Green/Yellow Cable end: spade terminal spade terminal ring terminal Connect to terminal: DCIN+ DCINGround bolt table 4-3 Power supply connection (DC) PSU GND cable (preinstalled by supplier Network and alarm cables (pre-installed by supplier Example of DC wires of local power cable (to be provided by installer) figure 4-5 DC wires, installed Notice: For the installation, observe that a minimum air gap of ¼ inch (6.
5. Setting up the Web GUI 5. Setting up the Web GUI NOTICE TO USERS, INSTALLERS, AUTHORITIES HAVING JURISDICTION, AND OTHER INVOLVED PARTIES This product incorporates field-programmable software. In order for the product to comply with the requirements in the Standard for In-building 2-Way Emergency Radio Communication Enhancement Systems, UL 2524 certain programming features or options must be limited to specific values or not used at all as indicated below.
5. Setting up the Web GUI 5.2. Network Management Requirements The Web GUI uses Ethernet TCP/IP communication, and as protocol SNMPv2 MIB is used. Default Ethernet telecommunication specification: • URL Address: http://192.168.1.150 • Default Username: admin • Default Password: admin • Browser: Chrome Internet Browser 5.3. EULA Acceptance Page When a user connects first time or after a factory reset, the EULA Acceptance page appears. Tag to Accept the EULA and click Continue.
5. Setting up the Web GUI 5.4. Login Page Enter Username and password exactly: • Default Username: admin • Default Password: admin If you enter Username and Password incorrectly, the following message is shown: After three false trials input of username and password will be locked for 30 seconds. 5.5. Main Page In the upper header of the main page you can select between the two main menus System Settings (see chapter 5.6) and System Operation (see chapter 5.
5. Setting up the Web GUI 5.6. System Settings 5.6.1. License Upgrade A license upgrade is always required in case of feature upgrades. The corresponding license key (SW feature key) has to be entered in the Update License Key field as described below. • Device Information: Information on Device ID, MAC Address, Serial No, and S/W Version is displayed • Update License Key (= SW Feature Key) If you want to upgrade a license, you can enter the new license key and click the Save button.
5. Setting up the Web GUI 5.6.2. Software Upgrade Note: The SW update process will take approximately 3min 45sec overall. A loss of service for about 3 min 15 sec has to be expected. Proceed as follows: Get an update file from CommScope Technical Support (see chapter 1.6.1) and store the file at a suitable location where you can access it. Click the Choose File button and select the software update file from where you stored it previously.
5. Setting up the Web GUI 5.6.3. Restore Factory Defaults Note: Be aware that only RF Settings (i.e. OMC IP Address, Band / Channel settings, Broad and Narrow Band Mute Threshold Level, Return Loss Threshold, User ATTN) will be saved in the backup file. All "General RF Setting" buttons e.g. ALC, HPA stay at their current positions. Description of buttons: Save Backup: The system's RF Setting information is downloaded to your PC as backup.dat file.
5. Setting up the Web GUI 5.6.4. My Account Management This page serves to enter your account data. My Information: You can update Username, Company, Contact Number, Email Address, and Role information. Confirm your settings with the Update button. Change Password: To change your password, enter the new one in both fields and confirm with the Change Password button. The following password requirements which are also listed on the page must be observed: • It must be between 8 and 16 characters long.
5. Setting up the Web GUI 5.6.5. IP Settings The factory default IP settings are as follows: • • • • • • IP Address: 192.168.1.150 Subnet Mask: 255.255.255.0 Broadcast: 192.168.1.255 Gateway: 192.168.1.1 Primary DNS: 0.0.0.0 Secondary DNS: 0.0.0.0 Note: If you change these settings as described below make sure to safely store the new IP settings: You will always need them to reach the PSR. To change the settings (e.g.
5. Setting up the Web GUI 5.6.6. OMC Connection The following parameters can be entered: OMC Server IP Address: A total of 5 OMC Server IP Addresses can be entered. Factory default IP Address: 0.0.0.0 Alarm Notification: Heartbeat ON / OFF function Heartbeat Interval time set function: 1 to 1440 min can be set. Click the Save button to confirm the changed OMC Connection settings and the PSR will reboot for the SNMP daemon to restart.
5. Setting up the Web GUI 5.6.7. Alarm Settings This page serves to mask / unmask alarms: Click the corresponding symbol in the Active column to set the respective alarm ON (blue) or OFF (dark grey). This setting has the following effect: • Active ON: When an alarm is triggered, the corresponding alarm LED and alarm relay are selected and a MIB Notification Alarm is generated.
5. Setting up the Web GUI 5.6.8. General RF Setting Band Selection: If the Feature Key ID is dual-band (as in the example below) both the 700 MHz Band and 800 MHz Band can be selected. If the Feature Key ID is singleband, you can select either the 700 MHz Band or the 800 MHz Band. Only the items corresponding to the Feature Key ID, including RF Settings, are Active.
5. Setting up the Web GUI 5.6.9. Channelized ALC (Class A Only) If the input power for one active channel results in an output power that exceeds the maximum output power per channel, the related channel gain is automatically and individually reduced. The maximum possible output power per channel depends on the enabled power class (0.5 W or 2 W) and the number of active channels and can be calculated by dividing the maximum possible output power per band by the number of active channels.
5. Setting up the Web GUI For filter details also observe table 8-1 Digital filters (narrowband) for Class A repeaters or table 8-2 Digital filters (broadband) for Class A repeaters, respectively. Center Freq. Setting: Set up the Center Freq. per each channel. Center Freq. Range: 758.000000 ~ 775.000000 (MHz) Ref: DL Freq. Digital Gain Setting: DL/UL gain control per each channel * Digital Gain Control Range: +/- 5 dB in steps of 0.5 dB Start Freq.
5. Setting up the Web GUI Center Freq. Setting: Set up the Center Freq. per each Channel. Center Freq. Range: 851.000000 ~ 869.000000 (MHz) Ref: DL Freq. Digital Gain Setting: DL/UL gain control per each channel * Digital Gain Control Range: +/- 5 dB in steps of 0.5 dB Start Freq.: Calcuate Center Freq. - (Bandwidth/2) (Display Only) Stop Freq.: Calcuate Center Freq.
5. Setting up the Web GUI 5.6.13. Site Location Use this page to enter the Site Location information: CompanyName: You can enter up to 30 characters. Address: You can enter up to 30 characters. City: You can enter up to 30 characters. State/Province/Territory: You can enter up to 10 characters. Zip/Postal Code: You can enter up to 10 characters. Contact: You can enter up to 20 characters. Click the Save button to save the Site Location information on the device. 5.6.14.
5. Setting up the Web GUI 5.6.15. Summary Use this page to display a summary of all device, RF, and Alarm settings. The user can download the summary to PC by using the "Create Report" button located at the end of the summary. Summary File: The summary file is named as occurred date and time and the file is saved in the chosen folder, e.g. summary_190729AA0005_20201117_1509.html.
5. Setting up the Web GUI 5.7. System Operation 5.7.1. Active Alarm 1) You can view the currently active alarms. 2) Alarm test is a function that performs an alarm simulation: This includes sending SNMP traps as well as activating the related LED and relay. Alarm Count: Auto / Manual Alarm count displayed. Alarm History Storage: When Alarm Test is ON, the alarm is stored as a manually triggered alarm in the alarm history. Test Duration: When Alarm Test is switched ON, a 10-minute counter starts.
5. Setting up the Web GUI 5.7.2. Alarm History If an Alarm occurs in the Repeater, it will be stored in the Alarm History. If the user switches On the Alarm Test to test the alarm, it is stored as a manually trigged alarm in the alarm history. The alarm history can be cleared by using the Clear Alarm History button. Alarm History Log File: The Alarm Event file is named as occurred date and the file is saved in the chosen folder, e.g. 20190226.log.
5. Setting up the Web GUI 5.7.3. Event History This page shows the user log in information and history of changes to the RF settings. The event history can be cleared by using the Clear Event History button. Event History Log File: Event file is named as occurred date, and the file is saved on System Event History Folder, e.g. 20190226.log. Event History Log File Content: Saved as a Csv file, separated by commas, e.g.
5. Setting up the Web GUI 5.7.4. Antenna Isolation Check Click the TEST button to start the Antenna Isolation Check. The progress is displayed: When the Isolation Check is completed, the Isolation value and Maximum Gain are displayed (maximum gain is calculated with Isolation minus 20 dB): Maximum Gain: 90 (Green color), Maximum Gain : 89~ 60 dB (Orange color), Maximum Gain: < 60dB (Red color) – Isolation Fail 5.7.5.
5. Setting up the Web GUI With the donor calibration, the reference level for the Donor Antenna Disconnection (DAD) Alarm can be set. Follow the procedure described below to successfully activate the donor antenna connection supervision. I. II. III. IV.
6. Status LEDs, PSR Alarms, and Troubleshooting 6. Status LEDs, PSR Alarms, and Troubleshooting For local supervision, three multi-color LEDs (Power, OSC, and Alarm) are part of the front panel to display unit status information. During booting and SW update, all three LEDs blink green, indicating that initialization and isolation measurement are in process. When the boot process is finished, and the repeater works properly, all three LEDs are green to indicate normal operation.
7. Maintenance 7. Maintenance 7.1. General Read and observe chapter 1.2 Health and Safety. Caution: The unit reaches high temperature in operation. Risk of burns by hot surface. Do not touch the unit before it has sufficiently cooled down. Note: The repeater does not require preventative maintenance measures. Note: We recommend checking the cleanliness of the unit and in particular of the heat sink at appropriate intervals depending on the degree of dust and dirt at the installation site.
7. Maintenance 7.2. Reset to Factory Defaults If the IP address or password was inadvertently changed or forgotten so that access to the Web GUI is not possible, a Reset button inside the unit is provided. Note: Be aware that this button will set back ALL data to factory defaults.
7. Maintenance 7.3. Cleaning the Heat Sink Note: Read and observe chapter section 7.1 before starting with the procedure. Then, proceed as follows: Checking the cleanliness of the heat sink is recommended at appropriate intervals depending on the degree of dust and dirt at the installation site. If necessary, any dusty or dirty areas / parts should be cleaned as explained in the following: Read and observe chapter 1.2 Health and Safety as well as the instructions in section 7.
8. Appendix 8. Appendix 8.1. BBU/UPS Requirements 1) In order to obtain a system that is compliant with UL 2524, the BBU/UPS must be compliant with UL 2524 too. 2) Choose a BBU/UPS capacity that fits to the responsible AHJs (Authority Having Jurisdiction) requirements.
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8. Appendix 8.3. Specifications 8.3.1. RF Performance 700MHz Band Frequency range UL Frequency range DL Instantaneous bandwidth RF technology Duplex 788 to 805 MHz 758 to 775 MHz 17 MHz P25 + LTE (758 – 768 MHz) FDD 27/33 dBm / carrier @ 1 carrier 24/30 dBm / carrier @ 2 carriers 21/27 dBm / carrier @ 4 carriers 18/24 dBm / carrier @ 8 carriers 27/27 dBm / carrier @ 1 carrier 24/24 dBm / carrier @ 2 carriers 21/21 dBm / carrier @ 4 carriers 18/18 dBm / carrier @ 8 carriers UL/DL output power max.
8. Appendix Channel 3 dB Delay No. Bandwidth Bandwidth typ. (kHz) (kHz) (µs) 1 12.5 23 98.5 2 25 46 52 3 50 92 27.5 4 75 138 20 5 100 184 16 6 150 276 12 7 200 459 9 Rejection Fc±(kHz) ±13 ±26 ±52 ±78 ±105 ±155 ±255 72 dBc 71 dBc 72 dBc 78 dBc 88 dbc 74 dbc 78 dbc Ripple (dB) 0.49 0.46 0.49 0.52 0.54 0.56 0.61 Channel Distance * (kHz) 31.25 56.25 106.25 156.25 206.25 312.5 512.
8. Appendix 8.3.2. Mechanical Specifications Parameter Size * Weight Connectors Specification 400 x 480 x 170 mm (15.75 x 18.9 x 6.69 in) 19 kg (41.89 lb) Antenna port Monitoring port Battery Back-up port (not for customer use) Dry Contacts for alarming Mounting Type Heat Dissipation * NMS/Local GUI Wall Mounting Natural Convection Remark WxLxH --4.3.
8. Appendix 8.3.4. Environmental and Safety Specifications Environmental Sealing class UL Type 4X / IP66 Storage (ETS 300 019 –2 –1, class 1.2) Temperature Shock Humidity Water - 25° to + 70° C 5 – 62 Hz / 0.5 mm displacement 0.2 g @ 62 – 200 Hz, 3 x 5 sweeps 0.02 m2/s3 10 – 50 Hz +12 dB / Oct. 5 – 10 Hz -12 dB / Oct.
8. Appendix Class B: AC Configurations PSR 700 OR 800 MHZ 2W CLASS B AC PSR 700 AND 800 MHZ 2W CLASS B AC PSR 700 OR 800 MHZ 0.5 CLASS B AC PSR 700 AND 800 MHZ 0.5W CLASS B AC PSR 700/800 MHZ 0.5/2W LOCKED CLASS B DC DC Configurations PSR 700 OR 800 MHZ 2W CLASS B DC PSR 700 and 800 MHz 2W Class B DC PSR 700 or 800 MHz 0.5W Class B DC PSR 700 AND 800 MHZ 0.5W CLASS B DC PSR 700/800 MHZ 0.5/2W LOCKED CLASS B DC ID No. 7831851-0001 7831851-0011 7831851-0012 7831851-0013 7831851-0014 ID No.
9. List of Changes 9. List of Changes Version Changes Release Date MF0123A1E 22-March-2021 - Additional filters and Class B mode information added in chapters 5.6.10 and 5.6.11 - Chapter 5.6.12 on Class B mode added MF0123A1F - Additional filters added in table 8-1 - Restriction for Canada removed in chapter 8.3.
10. Index 10. Index A I About CommScope .............................................. 12 Illustrations, External Configuration ...................... 59 Installation, Electrical ............................................ 22 Installation, Mechanical ........................................ 17 B Block diagrams ..................................................... 15 M C Maintenance ......................................................... 56 Mechanical installation, wall mounting..................
