XNX Relay Board Installation Guide
3
1 Relay Option Board
The relay option (XNX-Relay) provides 3 form “C” contacts for alarm and fault indication. A remote
reset is provided to silence alarms.
Note
This option is not available with the Modbus
®
or Foundation Fieldbus
TM
options.
Wiring for the relays is through an available cable/conduit entry to terminal block TB3.
Warning: Power
externally supplied.
Disconnect at source
prior to servicing.
3-5
3-4
3-3
3-2
3-1
3-6
3-7
3-8
3-9
C
NC
TB4
Remote
Reset SW
Relay Ratings
250VAC 5A
24VDC 5A
NO
C
NC
NO
NC
C
NO
Fault Level 2 Level 1
TB-3 RELAY
TB3 Relay Connections
Warning: Power externally
supplied, disconnect at source
prior to servicing
Relay Contact Ratings:
250 VAC 5 amps
24 VDC 5 amps
Relay
TB3
1 NC
2 C
3 NO
4 NC
5 C
6 NO
7 NC
8 C
9 NO
TB4
1 1
2 2
TB3
TB4