Instruction manual

103
Input/Output Connectors
I/O connector
The I/O connector is located at the bottom of the unit and used for RS-232C
communication or comparator output.
To use this connector for RS-232C communication and connect to a printer,
see page 21. For comparator output, see page 32.
Note
The RS-232C communication and the comparator
output cannot be used at the same time.
Comparator output
Comparator output
approx.
480
Tr
Time
Signal output continues for 1 second
after level falls below threshold
1s
Open-collector
Maximum applied voltage: 24 V DC
Maximum drive current: 60 mA DC
Peak power output: 300 mW
Comparator
level
Comparator signal
Internal circuit
of the unit