Mitsubishi Electric PAC-IF021B-E Mode D'emploi page 12

4. Electrical work
4.5.2 EXTERNAL INPUT ( analog signal ) 4-20mA / 1-5V / 0-10V
Connect the transmission cables to No. 3 and 4 on the terminal block (TB62).
No. 3 on the terminal block(TB62) : Plus side
No. 4 on the terminal block(TB62) : Minus side (Reference side)
Switch setting
Input Outdoor unit
4-20mA SPLIT type
PACKAGED type
1-5V SPLIT type
PACKAGED type
0-10V SPLIT type
PACKAGED type
4-20mA / 1-5V / 0-10V setting
FLOW TEMP.
No.2 Temp.
No.1 Temp.
Stop
4-20mA
0mA -- 4mA --------------- 20mA
0V -------1V------------------- 5V
1-5V
0-10V 0V ------------------10V
Refer to the section 8 for details about No1, 2 Temp.
The selectable set temperature range depends on SW1-7, 8.
Caution:
The external input signals are separated by basic insulation from power supply for the unit.
The external input signals should be separated by supplementary insulation from where user may touch in case that it is installed where
user may touch.
Connect the terminals by using the ring terminals and also insulate the cables of adjoining terminals when wiring to terminal block.
4.6. Connecting external output (Photo. 4-6)
TB141 Item
1-2 (OUT1) X1 Operation Output
3-4 (OUT2) X2 Error Output
5-6 (OUT3) X3 Comp. Output
7-8 (OUT4) X4 Defrost Output
9-10 (OUT5) X5 Mode(Cooling) Output
11-12 (OUT6) X6 Mode(Heating/HeatingECO/Hot Water/ Anti-Freeze) Output
13-14 (OUT7) X7 —
Note :
External output signals are separated by basic insulation from other circuit of interface.
Caution :
When 2 or more external outputs are used, the power supply on the output side should be the same.
4.7. Wiring specification of External output / External input
Locally supplied parts
Item Name
External output External output signal
function wire
Display lamp, etc.
External input External input signal
function wire
Switch
12
SW1-1 SW1-2 SW1-5 SW1-6
OFF ON OFF OFF
OFF ON ON OFF
OFF ON OFF OFF
OFF ON ON OFF
ON ON OFF OFF
ON ON ON OFF
ANALOG
SIGNAL
Model and specifications
Use sheathed vinyl coated cord or cable.
Max. 50m
Wire type : CV, CVS or equivalent
Wire size : Stranded wire 0.5mm
Solid wire: {0.65mm to {1.2mm
Non-voltage Contact AC220-240V (DC30V), 1A or less
*Connect the surge absorber according to the load at site.
Use sheathed vinyl coated cord or cable.
Max. 10m
Wire type :CV, CVS or equivalent
Wire size : Stranded wire 0.5mm
Solid wire : {0.65mm to {1.2mm
Non-voltage "a" contact signals
Remote switch : minimum applicable load DC 12V, 1mA
SW6-1 SW6-2
ON ON
ON ON
OFF ON
OFF ON
OFF OFF
OFF OFF
TB141
OFF ON
OFF ON
Normal Error
OFF ON
OFF ON
OFF ON
OFF ON
— —
2 to 1.25mm 2
2 to 1.25mm 2
At site FTC
1
2
3 +
(
4-20mA/1-5V/0-10V
4
5
(
Wired remote controller
6
TB62
Photo.4-
X1 X2 X3 X4 X5 X6
FTC
1 2 3 4 5 6 7 8 9 10 11
At site
TB141
2 4 6 8
1 3 5 7 9
X7
TB141
12 13 14
10 12 14
11 13