Mitsubishi Electric PURY-WP-YJM-A Data Book page 146

3. System remote controller
(2). Parts Purchased Separately
Prepare the following parts to install this device.
Required Part
Unit fixing screws M4 screw × 4 (* M4: ISO metric screw thread)
Power source: 24 VDC 0.2 A (Mini mum loading), SELV circuit, power line with grounding terminal
Power supply for this
device
Use a sheathed vinyl cord or cable.
Power line
Type of the cable: Sheathed vinyl cords or cable which comply with the following specifications or
equivalent.
• CPEV 1.2 mm to 1.6 mm • CVVS 1.25 mm
M-NET transmission
line
Power needs to be supplied to the M-NET circuitry of this device. Use an outdoor unit or a separately
purchased power supply unit for the transmission line.
Shows the size of the electric wire (copper wire) that is adapted to the terminal block of this device.
Electric wire size................. (1) Solid wire: 0.65 mm (AWG21) -
Signal lines
[Parts to be Purchased Separately]
Name
PAC-SC51KUA Power supply to the M-NET transmission line This is not required when power is to be
Power supply unit
[Commercially available parts]
Part
External 24 VDC Supplies power to the PI controller.
power source
[Recommended Pulse Specifications]
Prepare a measuring instrument that measures the type of pulse signals indicated in table below.
Type
Output pulse relay
Semiconductor relay method
method
100 ~ 300 ms (100 ms and above)
Choose an instrument that outputs non-voltage a-contact
Output pulse width
point pulse per each pulse output.
Watt-hour meter: 0.1 kWh/pulse, 1 kWh/pulse recommended
Water meter: m
Pulse unit Gas meter:
Calorimeter: MJ/pulse
* Except for the watt-hour meter, select instruments that take measurements in the appropriate pulse unit.
Ripple noise: Lower than 200 mVp-p
Compatible specification
Authorized or CE marked products
Subject to regulations: - IEC60950 (or EN60950)
- CISPR22/24 (or EN55022/24)
- IEC61000-3-2/3-3 (or EN61000-3-2/3-3)
2
At least 0.75 mm
(AWG18)
* CPEV: PE insulated PVC jacketed shielded communication cable
* CVVS: PVC insulated PVC jacketed shielded control cable
PE: Polyethylene PVC: Polyvinyl choloride
(2) Stranded wire: 0.75 mm
Model
Use
3
/pulse
3
m /pulse
CONTROLLER
Specification
2 2
to 2 mm (AWG16 to 14)
2
(AWG18) - 1.25 mm
Single strand: At least
Application
supplied from an outdoor unit.
Refer to "Power supply for this device" in "Required
Part" above for the capacity of the power supply.
Specification
1.2 mm (AWG16)
2
(AWG16)
0.18 mm
Remark
Remark
100 ms or more
ON
100 ~ 300 ms
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