Features Overview; Figure 14-1 Dual Relay - Omega DP461-S User Manual

14
Relay Options

14.1 FEATURES OVERVIEW

The Dual Relay Output Board and 4 Relay Output Board provides two
isolated (354 V per IEC spacing, 500 test), 7-ampere Form-C
electro-mechanical relays that enable setpoint-triggered switching to an
external device (plus two 1-ampere Form-C electro-mechanical relays for 4
Relay Option). Each relay can accommodate a single setpoint. 200 W,
2500pf snubbers are provided for each normally open contact.
These options may not be used with parallel BCD Board Option. Figure 14-1
and 14-2 shows the board connections and jumper locations.
P7
3
P10
PIN 1
JUMPER
S1A*
S1B
S1C
S1D
S1E*
* Factory preset jumper locations
14-1
2 1
3
2
1
P6
A B
C S1
D
E

Figure 14-1 Dual Relay

TABLE 14.1 Dual Relay Board Jumpers
P6
1 RELAY 1 (N. O.)
2 RELAY 1 (COMMON)
3 RELAY 1 (N. C.)
FUNCTION
Drives Relay 1 from SP3 (P6)
not used
Drives Relay 2 from SP2 (P7)
Drives Relay 1 from SP1 (P6)
Drives Relay 2 from SP4 (P7)
P7
1 RELAY 2 (N. O.)
2 RELAY 2 (COMMON)
3 RELAY 2 (N. C.)