Laurel-electronics Modbus Protocol For Series 2 Laureate Digital Pane Bedienungsanleitung PDF herunterladen (Seite 7)

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N/C

ISO GND

RTS

N/C

GND

RTS

RS232 INTERFACE Computer

ISO GND

BRX

ARX

ATX

BTX

ISO GND

GND

BTX

ATX

ARX

BRX

GND

RS485 INTERFACE - FULL DUPLEX

GND

ATX / ARX

BTX / BRX

GND

RS485 INTERFACE - HALF DUPLEX

(A') RXD0 -

(B') RXD1 +

(B) TXD1 *

(A) TXD0 -

ISO GND

TXD0

TXD1

RXD1

RXD0

GND

RS485-MODBUS - FULL DUPLEX RS485-MODBUS - HALF DUPLEX

(B) TX / RXD1

(A) TX / RXD0

ISO GND

(B) TX/RXD1

(A) TX/RXD0

GND

ISO GND

ATX / ARX

BTX / BRX

ISO GND

4. TRANSMITTER CONNECTOR WIRING

Signal

conditioner

board

P3 Solid

state relays

P1 Power

input

P6 Signal

input &

excitation

output

P2 Serial

data I/O

P4 Analog

output

RS485 RS232

6 N/C TX

5 ARX RX

4 ATX NC

3 GND GND

2 BRX GND

1 BTX N/C

3 Power GND

2 AC neutral or -DC

1 AC high or +DC

See below

for different

signal types

Analog out - 1

Analog out + 2

AL2 1

AL2 2

AL1 3

AL1 4

RS232 cable with

rear view of DB9

connector to PC

1 2 3 4 5 6 7 8 9 10 11 12 ... 31 32

Modbus Protocol 1
1. TABLE OF CONTENTS 2
RS485 INTERFACE - FULL DUPLEX 7
RS485 INTERFACE - HALF DUPLEX 7
- 10 10
- 11 11
- 12 12
- 13 13
- 14 14
- 15 15
- 17 17
- 18 18
- 19 19
- 20 20
- 21 21
- 22 22
- 23 23
- 24 24
** Max Value = 21,474.1 24
- 25 25
- 26 26
- 27 27
- 28 28
- 29 29
- 30 30
- 31 31
7. WARRANTY 32

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Laurel-electronics Modbus Protocol For Series 2 Laureate Digital Pane Bedienungsanleitung Seite 7

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