User manual

Digital Monitor AMC-1DBx Series User Manual
73
To access the Set Interface menu
1. Log into the gas monitor.
2. At the Log In screen, press ENTER.
3. Enter the valid 4-character password.
4. Press ENTER.
The Select Sensor menu item is displayed.
5. Press the DOWN pushbutton until the Set Interface submenu is displayed.
Table 6-5 describes the submenu items found in the Set Interface menu.
Table 6-5: Set Interface Submenu
SUBMENU DESCRIPTION DISPLAY
RS485 Port Allows the selection of the RS-485 port.
RS-485 ports are configured here for use
in sensor; relay and analog output set
interface selection.
RS485 Port
Select RS485 Port

Change RS485 Port Provides the changing of the RS-485
port. (Ports 1-4 to sensors, relays and
analog outputs 5 to BAS)
Change RS485 Port
1 (To Sensor etc.)

RS485 Protocol Allows the selection of the RS-485
protocol. (MODBUS RTU; BACNET
MSTP; MODBUS ASCII)
RS485 Protocol P1
MODBUS RTU

RS485 Baud P1 Allows the selection of the RS-485 baud
rate. (1200, 2400, 4800, 9600, 19200,
38400, 76800, 115200)
RS485 Baud P1
1200 bps

RS485 Character
Length P1
Allows the selection of the RS-485
character length. (MODBUS ASCII= 7, 8
bits; MODBUS RTU/BACNET MSTP= 8
bits only)
RS485 Char. Len. P1
8 bits

RS485 Parity P1 Allows the selection of the RS-485 parity.
(MODBUS ASCII/MODBUS RTU=None,
Even, Odd; BACNET MSTP=None only)
RS485 Parity P1
Even

RS485 Stop Bits P1 Allows the selection of the RS-485 stop
bits. (MODBUS ASCII/MODBUS RTU=1,
1.5, 2 bits; BACNET MSTP=1 bit)
RS485 Stop Bits P1
1 bit

RS485 Admin P1 Allows the selection of the RS-485 admin
state. (Enable/Disable)
RS485 Admin P1
Enable