Brainchild P91 - Page 39

120V /240V
Mains Supply
120V /240V
Mains
Supply
No Fuse
Breaker
No Fuse
Breaker
Three
Phase
Heater
Power
Three
Phase
Heater
Power
Three Phase
Delta
Heater
Load
Three Phase
Delta
Heater
Load
Contactor
Figure 2.14
Output 2 Relay or Triac (SSR) to Drive Contactor
Figure 2.14
Output
2 Relay or Triac (SSR) to Drive Contactor
Load
120V /240V
Mains Supply
120V /240V
Mains
Supply
SSR
30mA / 5V
Pulsed
Voltage
30mA / 5V
Pulsed
Voltage
Internal CircuitInternal Circuit
+
5V
0V
33
33
Figure 2.15 Output 2 Pulsed Voltage to Drive SSRFigure 2.15 Output 2 Pulsed Voltage to Drive SSR
Maximum Load
500 ohms
Maximum Load
500
ohms
0-20mA,
4-20mA
0 - 20mA,
4
- 20mA
Load
Figure 2.16 Output 2 Linear CurrentFigure 2.16 Output 2 Linear Current
5
6
P41
P91
11
12
5
6
P41
P91
11
12
5
6
P41
P91
11
12
UM0P411A
39