Series HRZ Communication Function (For details, please consult our “Communication Specifications” information.) 4.7 kΩ 3 2 4.7 kΩ 16 4.7 kΩ 4 4.7 kΩ 17 6 19 7 20 8 5 18 13 15 14 25 INT 24 COM 1 INT 24 VDC To the Thermo-chiller Customer’s machine side Pin assignment number Run/Stop signal . . Recovery signal Run/Stop signal 1 Run/Stop signal 2 DIO REMOTE signal 2 DIO REMOTE signal 1 Item Contact Input/Output Connector no. Connector type (on this product side) Fixing bolt size Insulation method Rated input voltage Operating voltage range Rated input current Input impedance Insulation method Rated load voltage Operating load voltage range Maximum load current Leakage current Surge protection Rated load voltage Maximum load current Rated load voltage Maximum load current Input signal Open collector output signal Contact output signal (Alarm signal) Contact output signal (EMO signal) Specifications P1 (Refer to page 1337 for connector location) D-sub 25 P type, Female connector M2.6 x 0.45 Photocoupler 24 VDC 21.6 VDC to 26.4 VDC 5 mA TYP 4.7 kΩ Photocoupler 24 VDC 21.6 VDC to 26.4 VDC 80 mA 0.1 mA or less Diode 48 VAC or less/24 VDC or less 500 mA AC/DC (resistance load) 48 VAC or less/24 VDC or less 800 mA AC/DC (resistance load/inductive load) Circuit diagram Note) The custom function is equipped for contact input/output. Using the custom function enables the customer to set the signal type for contact input/output or pin assignment numbers. For details, please consult “Communication Specifications” information. Internal circuit 24 VDC output 24 COM output 24 VDC input 24 COM input Setting at the time of shipment from factory Custom function Note) Input signal Operation condition signal Warning signal Fault signal Remote signal Temp Ready signal Alarm signal EMO signal Output signal 1 Output signal 2 Output signal 3 Output signal 4 Output signal 5 Alarm signal EMO signal Output signal Emergency off [EMO] switch 1336