Control Connections (Reg Card) - Daikin PE-ADDA200 Service And Installation Manual

7.3 Control Connections (REG Card)

Cable connection size: 0.25 – 1.5 mm
Cable CN16 – CN17 connection size: 0.25 – 2.5 mm
Use 75 °C (Cu) copper cables or better. The cables should be shielded and twisted-pair. Max cable length for
control and signal cables for the Control board is 10m.
For Modbus line (isolated serial Line 2, REG_CN13, REG_CN14) the cable length can be up to 100 m. Modbus
network should be terminated (with 120Ω resistor) on both ends in case of line longer than 10m.
Isolated serial Line 1 (REG_CN15) is for service (PC connection) and it is internally terminated.
Power supply of the Regulation Card is internally generated.
REG_CN18 is intended for Service only (power supply), do not connect during normal use.
Daikin Applied Europe S.p.A
SERVICE and INSTALLATION MANUAL
Compressor Inverter PE-ADDA200
Fig. 12 Signal Connectors
2
2
Page 21 of 51
Rev. 0.3