MSA GasGard XL Instrucciones Para El Usuario página 31

• Alarm 1
• Alarm 2
• STEL
• TWA or
• Fault.
For each selected channel, the drop-down menu enables voting selection. Voting can be set from 1:1 up to 42:42.
7 Maintenance
• The Control Unit requires no special maintenance or cleaning, apart from verifying that it responds appropriately
when performing sensor calibration checks.
• For SIL 2 (Safety Integrity Level) sensor applications, the calibration intervals must be reduced appropriately.
• Check the calibration of sensor(s) connected to the Control Unit according to your company's safety manager.
DESCRIPTION
Sensor Extension Board (for channels 5 - 8)
Channel Relay Board
Channel Board 4 - 20 mA
GasGard XL, manual
EMC Filter (to be used with external. 24 VDC supply)
Back-up battery (2.2 Ah Kit)
Back-up battery
Display Board
Lid for housing with touch pad and gasket (w/o screws)
Flat ribbon cable (Main Board to Display Board)
Set of Lid fixing screws
Spare battery for Main Board
Main Board (channel 1 – 4)
Fuse 250 V
Spacers for relay channel board [set of 6]
Screw for Sensor Extension Board (need qty. 13)
Table 1 Accessories and Spare Parts
WARNING!
Electrical Hazards
• Disconnect power to Gasgard XL before openin.
• Maintenance should only be performed by a qualified person
Failure to follow these warnings can result in serious personal injury or death.
US
PART NUMBER
10081676
10081677
10081674
10091922
10081680
10089924
10093414
10081679
10081774
10081775
10081909
10031402
10085436
10089808
10089913
10095004
GasGard XL
7 Maintenance
32