Instruction/ maintenance manual of the product PAC-YG63MCA Mitsubishi Electronics
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Mitsubishi Electric Air Conditioner Network System AI controller PAC-YG63MCA Installation/Instruction Manual Before using the device, carefully read this installation/instruction manual to ensure proper operation. Keep this manual for future reference and give it to the technician when the device is reinstalled or repaired.
1 • Thoroughly read the following safety precautions before use. • Hazards that can occur from incorrect h andling are classified by the symbols below: • After reading this manual, keep this manual for future reference. When the dev ice is reinstalled or repaired, give this manual to those who provide these servic es.
2 The AI controller measures temperature and humidity; it also has an alarm cap ability if the measurement data exceeds defined setpoints. Historical measurem ent data can be displayed via only th e G(B)-50A Web browser and TG-2000A. Temperature and humidity cannot be displayed on the G-50A LCD.
3 4-2. External Dimensions [ 24 VDC Power Supply] N623 Al controller PAC-YG63MCA MODEL SERVICE REF. PAC- INPUT WEIGHT SERIAL No. MADE IN JAPAN YG60MCA-J VOLTAGE DC24V;0.
4 6-1. Parts Purchased Separately Prepare the following parts to install this device. [Parts to be Purchased Separately] [Commercially available parts] 6 Installation Required Part Specification Unit fixing screws M4 screw × 4 (* M4: ISO metric screw thread) Power supply for this device Commercially available power source : 24 VDC±10% 0.
5 6-2. Installation Instructions The AI controller PAC-YG63MCA does not have a waterproof structure. Be sure to install the AI controller insi de a control panel that is located indoors. Prepare a control panel capable of storing this device such as the one shown in t he figure.
6 (3) Refer to "7. Wiring Instructions" and co nnect the wires for the power line, M-NET transmission line , output signal lines, an d sensor input signal lines. 7-1. Terminal Diagram PAC - SC50KUA M-NET N FG L -V +V Diagram Image (Installed within a Control Panel) * The wiring in the diagram has been simplified.
7 7-2. Connecting the Power and M-NET Transmission Lines S FG M- NET S / B / A (M1) (M2) U U R V+/V -/FG CN02 A /B/S Tightening torque for terminal screws: 1 N·m Connect the M-NET transmission line o.
8 7-3. Connecting the Sensors • For channel 1, select one of the followin g four types: Pt100 detection, 4 to 20 mADC, 1 to 5 VDC, or 0 to 10 VDC analog input. • For channel 2, select one of the fo llowing three types: 4 to 20 mADC, 1 to 5 VDC, or 0 to 10 VDC analog input.
9 7-4. Connecting Alarm Setpoint Outputs The maximum wire length is 100 m. Howe ver, since the use of long wires make s the device susceptible to noise, using wires no more than 10 m long is recommended. To use these, various settin gs need to be configured.
10 After completing the procedures described in "6. Installation" and "7. Wiring Inst ructions", set the initial settings in accordance with the procedure described below. (1) M-NET address settings (2) Use the dip switches to select functions.
11 (3) Turn on the power of this device. Verify that the LED16 (CPU power on) and LED17 (M-NET power on) are lit. (4) Set the time. Set the current time from a sys tem controller (G(B)-50A, TG-2 000A) or a Maintenance Tool. (5) Configure the settings of the system controller (G(B)-50A or TG-2000A).
12 Set the dip switches for function selectio n according to the system to be used. At factory default, the SW01, SW02, SW03, SW08, and SW 09 dipswitches are all set to OFF; the SW11 and SW12 dipswitches are both set to ON, and the M-NET address is set to 01.
13 The LEDs of this device indicate the upper/lower limit al arm interlock output status and error status of this device. 10-1.Alarm Setpoint Output and Error Displays *1: When a sensor error or communication erro r occurs, the error status is displayed.
14 Use the following procedure to c onfirm operation of the system. (1) Configure the settings of this de vice and the system controller while referring to "8. Initial Settings". (2) Confirm whether the measurement values of channel 1 and channel 2 are displayed on th e system controller properly.
WT04975X02 Printed in Japan This product is designed and in tended for use in the residential, commercial and light-industrial environment. This product at hand is based on the following EU regulation.
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