Bacharach Parasense GRM2 CO2 Series, Operation & Maintenance Manual

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8-1
Operation & Maintenance Manual
Doc Ref. MNGRM2CO2 REV. 3
8 SPECIFICATION
Model GRM2-104D2-1xxCO2
Power 100V to 240V, 100W, 50/60Hz or
Over-current Protection 4A DP MCB
Mains Filter Overvoltage Protection
Ethernet
10 Base-T RJ45 Socket
USB USB2.0, Type B Socket
Fault, Alarm Relay
Volt free, change-over
Max switching voltage: 250V AC/100V DC
Max switching current: 10A AC/5A DC, resistive
Pilot Relays
Volt free, change-over
Max switching voltage: 250V AC/100V DC
Max switching current: 10A AC/5A DC, resistive
Display & Operator
Controls Options
Traffic lights, LCD status display & navigation keypad
Cluster Networks
RS485, 32 devices per network
Network power: 24V DC max 650mA
Sensor, CO2 (0
– 2%)
Styx infrared absorption sensor
24V DC plus serial comms
Sample Pumps
4, 8, 12 or 16 pumps
24V DC, 360mA
Freeway
150m/492ft length max (including all spur freeway)
1 spur kit/4 way split max per SAMM
All spur lengths to be 5m/16ft (coil excess freeway)
Max available 24V DC power
supply capacity for
Remote Beacon/Sounders
and/or RS485 Networked
SAMMs
1.2A up-to 50°C (122°F) enclosure temperature
0.6A between 50-60°C (122-140°F) enclosure temperature
No spare capacity above 60°C (140°F)
Parasense Beacon/sounder
I
max
at 24V DC
Wired C-NC = 110mA
Parasense RS485 Networked
SAMM I
max
at 24V DC
120mA (for sensors without built-in heater)
420mA (for sensors with built-in heater)
NOTE: no beacon/sounder connected to ATM2R module
Environmental Conditions
Operating temperature: 0°C to 50°C (15°F to 123°F)
Storage temperature: -23°C to 65°C (-10°F to 150°F)
Relative Humidity: 0 to 95% RH (non-condensing)