Page 169 - EPR Catalog 2015

Temperature monitoring relays 2
Operating controls

1 Adjustment of the hysteresis for threshold value t1
2 Adjustment of the threshold value t1
3 Indication of operational states

U: green LED – status indication of control supply voltage
t: red LED – fault message, state of measuring input
R: yellow LED – status indication of the output relays

1

4 Adjustment of the hysteresis for threshold value t2
2 5 Adjustment of the threshold value t2

6 DIP switch functions / marker label (on page 2/104)
p Overtemperature monitoring

3 q Undertemperature monitoring
r Temperature window monitoring activated

4 s Temperature window monitoring de-activated
g Closed-circuit principle

5 h Open-circuit principle
i 2 x 1 c/o (SPDT) contact
j 1 x 2 c/o (SPDT) contacts

2CDC 253 019 F0013

2CDC 110 004 C0210 | Catalog Electronic Products and Relays 2015 | ABB 2/102