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Release F UMC800 Controller Installation and User Guide 35
4/01
Pulse frequency card outputs
The pulse frequency card outputs are open collector drivers designed to drive a maximum of 100 mA. All
Pulse Frequency card digital outputs are optically isolated from each other. The maximum supply voltage
must not exceed 27 Volts dc.
V Supply (DC) 27 V Max
V Return (DC)
Pulse / Frequency Input Card
DO connections
+
+
I
L
(100mA Max)
Figure 22 Pulse/frequency card digital output connections