Daikin VRV 5 RXYA8A7Y1B Installer And User Manual page 195

RYMA5+RXYA8~20A7Y1B
VRV 5 heat pump
4P749918-1 – 2023.12
R15T Thermistor (M1C body)
R16T (5~12 HP Thermistor (gas injection)
only)
R21T Thermistor (M1C discharge)
S1NPH High pressure sensor
S1NPL Low pressure sensor
S1PH High pressure switch
S2PH High pressure switch
SEG1~SEG3 (A1P) 7-segment display
SFB Mechanical ventilation error input
T1A Current sensor
X*A Connector
X*M Terminal strip
Y1E Electronic expansion valve (heat exchanger upper)
Y2E Electronic expansion valve (subcool heat exchanger)
Y3E Electronic expansion valve (heat exchanger lower)
Y4E Electronic expansion valve (receiver gas)
Y5E Electronic expansion valve (inverter cooling)
Y7E (14~20 HP Electronic expansion valve (liquid injection)
only)
Y2S Solenoid valve (liquid pipe)
Y3S Solenoid valve (high pressure/low pressure gas pipe)
Y4S Solenoid valve (heat exchanger lower)
Y5S Solenoid valve (heat exchanger upper)
Y8S (5~12 HP only) Solenoid valve (gas injection)
Y10S Solenoid valve (accu oil return)
Y11S Solenoid valve (M1C oil return)
Y13S Error operation output (SVEO)
Y14S Leak sensor output (SVS)
Z*C Noise filter (ferrite core)
27 Technical data
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Installer and user reference guide
195