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14. OP-04 RS-232C & RELAY OUTPUT
RS-232C interface and relay output for comparator results are obtained by installing
OP-04.
The OP-04 unit includes an interface board, a connector plug (DIN type) and two
screws. (M3x6 tapping type).
OP-04 Installation
See “13-1. Installation”.
OP-04 is installed to the same slot with the OP-03.
The RS-232C specifications are same as the OP-03 RS-232C interface and refer to
“13. OP-03 RS-232C SERIAL INTERFACE”.
Comparator Relay Output Circuit
Pin connections
The HC-i is designated as DCE (Data Communication Equipment).
Maximum rating of the Relay Output
The maximum rating of the replay output is as follows.
Maximum voltage: 50V DC
Maximum current: 100mA DC
Maximum ON resistance 30
(View from outside)
1 HI (relay output)
2 Receive data (RS-232C)
3 Transmit data (RS-232C)
4 LO (relay output)
5 Signal ground (RS-232C)
6 OK (relay output)
7 Data set ready (RS-232C)
8 COM (relay common)
Inside of the HC-
i
Mating connector: JA+TCP0586
(Included in the OP-04)