Honeywell OELD Operating Instructions Manual page 15

SHC-1 Connection
WARNING
Do not Attempt to connect SHC-1 Handheld interrogator directly to the OELD. Always use the SHC Protection Device.
Connect the SHC-1 Handheld Interrogator to the OELD using the SHC Protection Device.
Note
A hot work permit may be required for this procedure.
Carry out the following procedure to connect using the protection device:
1. Isolate all power supplies.
2. Remove the OELD cover
3. Lift out the electronics module and locate the blue and orange terminals market 'SHC-1 485 COMM'
4. Connect the flying leads of the SHC Protection Device to the these terminals as shown:
5. Connect the SHC-1 hand-held interrogator to the IS connector on the end of the SHC Protection Device.
6. Re-apply power.
Flying Lead
<Figure 14. SHC Protection Device>
<Figure 15. Connection for the SHC Protection Device>
4 Electrical Connections
IS Connector
Brown
SHC Protection
Blue
Device Flying Lead
15
OELD Operating Instructions