Autonics TM4-N2RB User Manual

6 Parameter Settings and Functions
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6.5 Communications
This feature is used for external higher systems (PC, GP, etc.) to set the controller's parameters
and to monitor the controller. It can also be used to external devices.
 No redundant unit addresses may exist along the same communication line.
 The communication cable must be twisted pair that supports RS485.
(1) Interface
Comm. protocol Modbus RTU
Connection type RS485
Application standard Compliance with EIA RS485
Max. connection 31 units (address: 01 to 31)
Synchronous method Asynchronous
Comm. method Two-wire half duplex
Comm. method Max. 800m
Comm. speed 2400, 4800, 9600(default), 19200, 38400
Start bit 1-bit (fixed)
Data bit 8-bit (fixed)
Parity bit None(default), Even, Odd
Stop bit 1-bit, 2-bit (default)
6.5.1 Communication address
You can assign a unique address to each device.
Users can set communication address using both SW1 (communication address setting switch)
and SW2 (communication group change switch).
 Setting range: 01 to 31
 Factory default: [SW1] 1, [SW2] +0
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
00 01 02 03
04
05 06 07 08
09
10
11 12 13 14
15
16 17 18 19
20
21 22 23 24
25
26
27 28 29 30
31
If 00 is designated, communications are not performed.
SW2
SW1

Autonics TM4-N2RB Specifications

General

Brand	Autonics
Model	TM4-N2RB
Category	Temperature Controller
Language	English