7
Option Description: Dual open collectors, NPN, isolated, with clamping diode
Recommended operating conditions:
Supply Voltage Pins 13 & 14; 200 working Vdc max. (Never exceed 300 Vdc)
Collector Current 50 mA max.
Specifications:
Saturation Voltage 0.3 Vdc min., 1.2 V max.
Collector-Emitter Breakdown 300 V min.
Isolation Isolation 300 volts ac/dc output-to-output or output-to-controller
Figure 11. Wiring for Dual Open Collector Alarms
Option Description: Dual 24 V outputs with clamping diodes
Pins 13 & 7 are connected internally
Source current is limited to 25 mA (1000 ohm resistor)
Open circuit voltage is 25 volts
Isolation: Isolation 300 volts ac/dc either output to instrument
Figure 12. Wiring for Dual 24V dc Alarm Outputs