Table of Contents
Advertisement
General specification
Electrical Specifications:
Detector must be powered by a SELV power supply.
Power Input
12 to 28VDC (24VDC nominal)
Max Power
Max 4 Watts. at 24VDC
Current output 1-22mA
Fault
1.0 - 3.5 mA (adjustable)
Warm-Up
1.0 - 3.5 mA (adjustable)
Inhibit
1.0 - 3.5 mA (adjustable)
Calibration
1.0 - 3.5 mA (adjustable)
mode
Normal gas
4.0 mA to 20.0 mA
measurement
Over range
20.0 - 22.0 mA (adjustable)
Under range
Fault signal (1.0 - 3.5 mA - adjustable)
Terminals
3 x screw terminals suitable for wire diameter 0.5 mm² to 2.5 mm² (20AWG to
13AWG). Use Copper Conductors Only!
2 x screw terminals suitable for wire diameter 0.5 mm² to 2.5 mm² (20AWG to
13AWG) for RS485 digital output. Use Copper Conductors Only!
Relays
3 x (1.25A 30VDC).
Communication RS485, Modbus RTU
Detector Body Specifications:
Material
Weight
Mounting
Entries
Environmental:
IP Rating
Operating Temperature
Operating Humidity
Operating Pressure
Storage Conditions
Operating Altitude
Use
PRS-UM-SV-EN-Rev1.0-16.12.2022
Table 8: Electrical specifications
ABS Plastic
300gr
Wall mounting
2 x PG9
Table 9: Detector body specifications
IP65 in accordance with EN60529:1992
-20ºC to +60ºC / -4ºF to +140ºF
Continuous 20-90%RH (non condensing)
80-120kPa
5°C to +25°C
Detectors must be re-calibrated if not installed more than 3 months
0-2500m
Indoor
Table 10: Environmental specifications
Page 38 / 41
Advertisement
Table of Contents
