21.2 Connection Cable
21.2.2 RS-485 cable
21 - 21
17
CONNECTION TO
ALLEN-BRADLEY PLC
18
CONNECTION TO
SIEMENS PLC
19
MICROCOMPUTER
CONNECTION
20
CONNECTION TO OMRON
TEMPERATURE
CONTROLLER
21
CONNECTION TO
YAMATAKE TEMPERATURE
CONTROLLER
22
CONNECTION TO RKC
TEMPERATURE
CONTROLLER
23
CONNECTION TO
FREQROL SERIES
INVERTER
24
SERVO AMPLIFIER
CONNECTION
(4) RS-485 cable 4)
*1 Pin No. of temperature controller differs depending on model or optional function model. Refer to the following
table. The numbers in ( ) of the following table correspond to optional function models.
*2 Terminating resistor should be provided for a temperature controller which will be a terminal.
*3 Set the terminating resistor of GOT side to “Enable”. ( Connecting terminating resistors)
*4 Connect FG grounding to the single-sided end of a cable shield line.
Signal
name
Model of temperature controller
SDC20 SDC21 SDC30 SDC31
SDC40A/40B/40G
(02, 04) (09) (03, 08) (040, 041, 045) (446, 546)
Pin No. Pin No. Pin No. Pin No. Pin No. Pin No.
RDA 17 18 27 18 27 59
SDA 15 16 25 16 25 57
RDB 18 19 28 19 28 60
SDB 16 17 26 17 26 58
SG 5 5 29 20 29 61
FG 4 4 4 3, 4 3, 4 3
1
3
2
4
6
5
7
8
9
GOT side
*3
Signal name
*1
Pin No.
SDA
RSA
RDA
CSA
SDB
SG
RDB
RSB
CSB
FG
-
RDA
RDB
SDB
SG
FG
SDA
Temperature
controller side
Signal name
*1
RDA
RDB
SDB
SG
FG
SDA
Temperature
controller side
Signal name
*1
Terminating resistor (120 1/2W)
*4
*4
*2
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