Mitsubishi Electric PAC-SIF051B-E, Installation Manual

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9.7 Connecting inputs/outputs
<Electrical connection for main controller>
• Refer to "4.5 Connecting inputs/outputs"
<Electrical connection for sub controller>
PAC-IF07*B-E
9. Multiple outdoor units control
Thermistor inputs
Name Terminal block Connector Item Optional part model
TH2 — CN21 Thermistor (Ref. liquid temp.) —
THW1 — CNW12 1-2 Thermistor (Flow water temp.) —
THW2 — CNW12 3-4 Thermistor (Return water temp.) —
Note:
Do not splice the wiring to extend or shorten it, or this could affect correct monitoring of each temperature.
If the wiring is too long, bundle it with a strap to adjust the length.
Outputs
Name Terminal block Connector Item OFF ON Signal/Max. current
OUT1 TBO.1 1-2 CNP1 Water circulation pump 1 output OFF ON 230V AC 1.0 A Max.
OUT4 TBO.2 4-6 CNV1 3-way valve (2-way valve 1) output Heating DHW 230V AC 0.1 A Max.
OUT13 TBO.4 3-4 — 2-way valve 2 output DHW Heating 230V AC 0.1 A Max.
<Fig. 9.7.2>
Signal inputs
Name Terminal block Connector Item OFF (Open) OFF (Short)
RC TBI.6 1-4 — Communication cable between
indoor units
— —
IN2 TBI.1 5-6 — Flow switch 1 input Refer to SW2-2 in <9.6 Dip Switch
Functions>.
Wiring specification and local supply parts
Item Name Model and specifications
Signal input function Signal input wire Use sheathed vinyl coated cord or cable.
Max. 10 m
Wire type: CV, CVS or equivalent
Wire size: Stranded wire 0.13 mm² to 1.25 mm²
Solid wire: ø0.4 mm to ø1.2 mm
Switch Non-voltage “a” contact signals
Remote switch: minimum applicable load 12V DC, 1mA
L N
OUT13
1 2 3 4 5 6 TBO.1 1 2 3 4 5 6 TBO.2 TBO.3 1 2 3 4 5 6 7 8 1 2 3 4 6 5 TBO.4
L N
OUT1
L N
OUT4
TBO.5 1 2 3 4 5 6 7 8 7 8
CN108
CN01
(BK)
1
3
CN3C
(BU)
CNPWM
(WH)
1
5
CNRF
(WH)
CN105
(RD)
CNIT
(BU)
1
2
CN20
(RD)
TBI.1
LED3
LED4
TAB1
8
1
2
3
4
5
6
1
2
3
4
5
6
7
8
CNP1
(WH)
TBO.1
1
5
3
1
5
SW6
1
3
1
5
1
5
LED2
1
SW1
8
1
SW2
8
1
SW3
1
SW4
6
8
1
SW5
LED1
1
3
1
3
CNP4
(RD)
TBO.2
1
2
3
4
5
6
TBO.3
CNV1
(WH)
1
3
5
1
2
3
4
5
6
7
8
TBO.4
CNIH
(OG)
1
3
CNBHT
(BK)
1
3
CN21
(YE)
1
3
CNW12
(RD)
1
4
CNW5
(BU)
1
4
1
4
CN1A
(WH)
6 8 7 5
2 1
TBI.2
6 8 7 5
2 1
TBI.3
6 8 7 5 4 2 1
TBI.4
6 8 7 5
2 1
TBI.5
6 8 7 5
2 1
6 8 7 5
2 1
TBI.6
1
4
CN401
(WH)
F2 F1
1
2
3
4
5
6
7
8
TBO.5
3
4 3 4 3 4 3 4 3 4 3
en
Note:
1. Do not connect multiple water circulation pumps directly to each output (OUT1). In such a case, connect them via (a) relay(s).
2. Stranded wire should be processed with insulation-covered bar terminal (DIN46228-4 standard compatible type).
Item Name Model and specifications
External output function Outputs wire Use sheathed vinyl coated cord or cable.
Max. 30 m
Wire type: CV, CVS or equivalent
Wire size: Stranded wire 0.25 mm² to 1.5 mm²
Solid wire: 0.25 mm² to 1.5 mm²
Wiring specification and local supply parts
<Fig. 9.7.3>
Connect them using either way as shown above.
Outline view Top view
<Fig. 9.7.1>
How to use TBO.1 to 5
Tool
Tool
Conductor
Conductor