Specifications

M GD-100 M anual
4 6109-9000 Rev 3
Table of Contents
SECTION 1.
OVERVIEW .............................................................................................. 5
1.1. Gen eral Information.......................................................................................... 5
1.2. Technical Specifications..................................................................................10
SECTION 2. PLACING SENSORS ..............................................................................13
2.1. Installation Warnings ......................................................................................13
2.2. Gen eral Gui deli nes ..........................................................................................13
2.3. Machinery Rooms ............................................................................................15
2.4. Refri gerated Spaces .........................................................................................16
2.5. Chillers ...............................................................................................................16
2.6. Air Conditioning (Direct Systems VRF/VRV)................................................17
SECTION 3. HOUSING DIMEN SIONS .....................................................................18
SECTION 4. WIRING INSTRUCTIONS .....................................................................23
4.1. Wiring MGD-100s ...........................................................................................23
4.2. External Audible Alarm and DC Output .......................................................24
4.3. Rel ays .................................................................................................................25
4.4. Power Conn ection ...........................................................................................25
SECTION 5. OPERA TION AND STA BILIZATION ....................................................31
SECTION 6. FUNCTIONAL TESTS AND CALIBRATION.........................................33
6.1. Introduction ......................................................................................................33
6.2. El ectri cal Res et of One-Alarm Systems ........................................................35
6.3. Electri cal Res et of Two-Al arm Systems........................................................36
6.4. Bump Testing ....................................................................................................37
6.5. Calibration Overview.......................................................................................40
6.6. Calibration Options..........................................................................................40
6.7. Sensor Board Exchange ..................................................................................40
6.8. On-Site Gas Calibration (One-Alarm Unit)...................................................41
6.9. Gas Cali bration (Two-Alarm Units) ...............................................................43
SECTION 7. TRO UBLESHOO TIN G...........................................................................44
DECLARATION OF CONFORMITY ................................................................................47