2937 Alt Boulevard / PO Box 310 / Grand Island, NY 14072-0310 /
PHONE
716 773 7634 /
FAX
716 773 7744 /
WEB
www.nrdinc.com
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6211_6212_Manual_03/15
Model 6212
Pin No.
Description
Facility Monitoring System Output Signals
FMS 1 Alarm relay output
Condition
FMS 1~2
FMS 4~5
FMS 3~6
FMS 2 Relay common
Normal
Open
4~5mA
Open
FMS 3 Balance Alarm relay output
Alarm
Closed
17~20mA
Closed
FMS 4 Current output for each operation Power OFF
Closed
0mA
Closed
FMS 5 Current output reference ground
FMS 6 Balance Relay common
3-2. Interface Terminal Cabling
4. Maintenance
Turn power off prior to regular maintenance or emitter point cleaning.
4-1. Filter Cover Attach and Release
Model 6211
Press filter cover slightly on the sides and release or attach it on the main enclosure.
Model 6212
Press down, on tabs, at the top of the filter cover and release or attach it on the main enclosure.