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FM/FMR ZSME300000103

31

Chapter 8 Interface

8-1 OP-01 RS-232 / RS-485 Serial Output with RTC

(Real Time Clock)

Short 1 and 2 pins to get RS-485 output. Short 2 and 3 pins to get RS-232 output.

 Pin Allocation of Rear Panel

1

2

3

4

5

7

6

89

 RS-485 interface is capable to connect up to 10 mini-indicators.

Pin

Function

2

RXD

3

TXD

5

SG

6

DA

7

DB

CN2 CN3

1 2 3 1 2 3

1 2 3 1 2 3

CN2 CN3

1 2 ... 27 28 29 30 31 32 33 34 35 36 37

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