CO2 CONTROL - assembly and operating instructions
-18-
5.5
Switching unit
Technical data
Rated voltage:
Rated current / rated output:
230 V / 50 Hz
10 mA / 6 W
Max. switching current:
16 A
Control line:
RS485 bus connection
3 m control line, 4-wire
Power light:
Green LED
Control line length:
max. 100 m to the warning unit
Control line connection:
via plug connection
Dimensions:
66 x 125 x 50 mm
Weight:
200 g
Protection rating:
Design protection class:
IP 00
Protection class II
Switching thresholds:
Pre-alarm or main alarm
System configuration:
max. 2 switching units per system
5.6
Accessories / spare parts
Designation
Order number
Protective guard, to protect the sensor unit from damage, 30 mm
I99/0023-03
Protective guard, to protect the sensor unit from damage, 80 mm
I99/0023-07
Connection distributor
I99/0023-01
Alarm unit
I99/0023-08
Control cable
I99/0023-02
Sensor unit (replacement unit within warranty period)
I06/0001-00 A
Sensor unit (maintenance replacement with new 4-year warranty)
I06/0001-00 C
Luminous warning panel, 230V/50Hz
I99/0023-09
Luminous warning panel, 24V
I99/0023-06
6
Measures in the event of a malfunction/gas alarm
For the
CO2 CONTROL AM / AM
versions in a CO
2
refrigeration equipment area, please observe the notes in the
CO2 CONTROL AM / AM PLUS installation sheet
!
When the main alarm is triggered, no further access to the hazard area must be allowed!
To eliminate the hazard, an extraction unit (where available) must be actuated or the local
fire brigade must be called.
Alarm mode
Display
Measure
Main alarm
Continuous
warning sound, red
warning light lit
Keep calm!
Do not enter the hazard area!! Press the
Alarm off
key to switch off the warning sound. Open all doors
wide open!
1. Switch on fans (where available).
2. Leak elimination by service team.
3. Only call the fire brigade to eliminate a hazard if
there is no other way to eliminate the hazard.
4. Once the hazard has been eliminated, press the
Alarm
off key on the warning unit to reset the
system to normal operating conditions; if the red
LED remains lit, CO
2
in excess of 3% is still
present!
