GE Sievers 500 RL, Operation And Maintenance Manual, Page: 50 / 186

GE Analytical Instruments ©2010 50 of 226 DLM 74001-04 Rev. A
Chapter 3: Installation
3. The third terminal block (TB3) is for serial and three 4-20 mA analog outputs.
Power isolation level is 240 VAC rms for all terminal blocks, except for the 24 V power (TB2, pins 9 and 10) and the
Reserved pins on all terminal blocks. The maximum load for the alarm ports is 30 VDC at 1.0 A. The maximum 4-
20 mA load is 600 ohms.
* NC = normally closed, NO = normally open
* NC = normally closed, NO = normally open
Table 1: Alarm Outputs (TB2)
Pin Number Output
10 24 V (ground, for binary input)
9 24 V (+ output, for binary input)
8 Remote -
7 Remote +
6 Alarm 2 (NO*)
5 Alarm 2 (NC*)
4 Alarm 2 (Common)
3 Alarm 1 (NO*)
2 Alarm 1 (NC*)
1 Alarm 1 (Common)
Table 2: Alarm Outputs (TB1)
Pin Number Output
8 Reserved
7 Reserved
6 Alarm 4 (NO*)
5 Alarm 4 (NC*)
4 Alarm 4 (Common)
3 Alarm 3 (NO*)
2 Alarm 3 (NC*)
1 Alarm 3 (Common)