Varec RS-232, Installation And Operation Manual, Page: 25 / 42

Wireless Field Transceiver
Varec, Inc. 17
4.1.1 Connector assignments for the AC version
Table 4-2 lists the connector assignments of the headers for wiring the AC version of the 8410
WFT.
Table 4-2: Connector Assignments for the AC Version
Note Make sure that SW2, the 110/220 switch, is in the correct position before applying
power to the 8410 WFT.
Terminal Assignments
Connector Name Pin # Pin
J4 AC IN
1 Line
2 Neutral
3 Earth
J5 RTD OUT
1 A
2 B
3 C
J6 RTD IN
1 A
2 B
3 C
J8 RS-232/RS-485
1 TX+
2 TX-
3 RX+
4 RX-
5 GND
J9 24V DC Out
1 VDC+
2 VDC-
For RS-232 - Set SW 1 to 232
J8 RS-232
1 +
3 -
5 GND
For 2-Wire RS-485 - Set SW 1 to 485
J8 RS-485
1 +
2 -
5 GND
SW1
Up Position RS-232
Down Position RS-485