6 INSTALLATION AND WIRING
6.1 Terminal Block
35
6
• Heating-cooling control (expanded mode), mix control (expanded mode), and position proportional control (expanded
mode)
Terminal
No.
Heating-cooling control (expanded
mode)
Mix control (expanded mode)
Position proportional control
(expanded mode)
Symbol Name
Symbol Name
Symbol Name
1
L1H
CH1 Heating output
L1H
CH1 Heating output
CH1
OPEN
CH1 Open output
2
L1C
CH1 Cooling output
L1C
CH1 Cooling output
CH1
CLOSE
CH1 Close output
3
L2H
CH2 Heating output
L3
CH3 Output
CH2
OPEN
CH2 Open output
4
L2C
CH2 Cooling output
L4
CH4 Output
CH2
CLOSE
CH2 Close output
5
COM-
Output common
COM-
Output common
COM-
Output common
6
NC
Not used
NC
Not used
NC
Not used
7
CH1A
CH1 Resistance thermometer A
CH1A
CH1 Resistance thermometer A
CH1A
CH1 Resistance thermometer A
8
CH2A
CH2 Resistance thermometer A
CH2A
CH2 Resistance thermometer A
CH2A
CH2 Resistance thermometer A
9
CH1B
CH1 Resistance thermometer B
CH1B
CH1 Resistance thermometer B
CH1B
CH1 Resistance thermometer B
10
CH2B
CH2 Resistance thermometer B
CH2B
CH2 Resistance thermometer B
CH2B
CH2 Resistance thermometer B
11
CH1b
CH1 Resistance thermometer b
CH1b
CH1 Resistance thermometer b
CH1b
CH1 Resistance thermometer b
12
CH2b
CH2 Resistance thermometer b
CH2b
CH2 Resistance thermometer b
CH2b
CH2 Resistance thermometer b
13
CH3A
CH3 Resistance thermometer A
CH3A
CH3 Resistance thermometer A
CH3A
CH3 Resistance thermometer A
14
CH4A
CH4 Resistance thermometer A
CH4A
CH4 Resistance thermometer A
CH4A
CH4 Resistance thermometer A
15
CH3B
CH3 Resistance thermometer B
CH3B
CH3 Resistance thermometer B
CH3B
CH3 Resistance thermometer B
16
CH4B
CH4 Resistance thermometer B
CH4B
CH4 Resistance thermometer B
CH4B
CH4 Resistance thermometer B
17
CH3b
CH3 Resistance thermometer b
CH3b
CH3 Resistance thermometer b
CH3b
CH3 Resistance thermometer b
18
CH4b
CH4 Resistance thermometer b
CH4b
CH4 Resistance thermometer b
CH4b
CH4 Resistance thermometer b
Summary of Contents for MELSEC iQ-R series
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Page 15: ...13 CONTENTS TRADEMARKS 82 ...
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Page 28: ...26 4 PROCEDURES BEFORE OPERATION MEMO ...
Page 52: ...50 6 INSTALLATION AND WIRING 6 5 Unused Channel Setting MEMO ...
Page 79: ...APPENDIX Appendix 1 External Dimensions 77 A MEMO ...
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