CPS
– User Manual
Page 55
Chapter 7
Technical Specifications
CPS Central Controller
CPS w/ metal wall-mounted casing:
Dimensions (mm): 320 x 180 x 95
Degree of protection: IP 54
Cable entries
5 M20 cable glands Diameter 5-12 mm power / local relays. - 9 PG9
1 D-SUB 9 Pin RS-232 cable
CPS rack version
Dimensions: Length: 19" ; Height: 4 U (176 mm)
IP class: IP 31
Operating conditions
Ambient temperature:
-10°C to 40°C
Storage temperature:
-20°C to 85°C
Humidity:
5 to 95% noncondensing
Power supply
Mains power supply:
Voltage: 110-240VCA
Battery back-up:
Optional
– Capacity: 600 mAh
24 V Consumption:
140 mA + 12 mA per measurement line (240 mA max.)
Measuring lines
Number:
8 RS-485 digital measuring lines
Line capacity:
32 digital CPS modules (CPS 10,CPS RM, CPS Dl16, CPS AO4)
ModBus Protocol
Cable type:
2 twisted pairs shielded RS-485 4Xawg22 (diameter 0.67mm) cable, 100
Transmission speed:
9600 Bauds (trial with 0.35 mm²)
Module power supply:
12 to 30 VCC via the CPS central controller and if necessary via a 24VCC external additional
power supply
Digital module network:
RS-485 ModBus, addresses 1 to 32, set with mini switches
Isolation:
Power supply / Digital network: 1500 V
Display
Backlit LCD display [ 2 lines, 32 characters per line - 1 line for pictograms - 3 electroluminescence
diodes to indicate operating status: OK, Fault, Alarms ]
Keyboard
Membrane keyboard, 7 intuitive keys
Local buzzer
Alarm and fault signaling
Integrated printer
Optional for rack version (no integrated printer option for the metallic wall casing)
Alarms
Number of alarms:
6 alarms per sensor (AL1, AL2, AL3, AL4, Out of Range, Fault + Validation for Explo gas)
Programmable thresholds:
For instantaneous or averaged values, increasing or decreasing values, or for manual or automatic
rearming.
3 Internal local relays
Relay: R1 (alarm/fault)
– R2 (alarm) – R3 (alarm).
Minimum charge for RCT contacts: 2A / 250 VAC
– 30 Vcc (resistive charge)
Relays settings are configured with the
COM
_CPS configuration software.
Torque : 0.5-0.6 Nm
Centralized supervision system digital output connections.
RS-485
ModBus Protocol (connection with a centralized supervision device)
RS-232 or USB
USB protocol priority (permanent connection to system configuration)
Approvals:
Low Voltage Directive:
This device is in compliance with the security requirements of Directive 73/23/EEC, modified by
Directive 93/68/EEC, based on standard 61010-1 and its second amendment.
Metrology:
Underground parking facilities: according to VDI 2053
EMC Electromagnetic compatibility:
according to EN 50270
Summary of Contents for CPS Series
Page 1: ...CPS_CPS 10 System Part Number NPCPSGB Revision J 2 The Fixed Gas Detection Experts User manual...
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Page 57: ...CPS User Manual Page 57 Chapter 8 Annexes JBUS MODBUS Protocol...
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