The current part number is “SQ2231D-51-C6.”
For the new type, there is a “1” added after the symbols for voltage, electrical entry, and manual override method.
The low-wattage type “Y” is now the standard specification, so a “Y” is no longer required in the part number.
Note) For the SQ2231D-5-C6, the product with an equivalent response time is the SQ2231BD-51-C6.
Style: L6 (Copper Pipe Long L600mm), Connection Size: 08 (One-touch Fitting Ø8), Nozzle Diameter: 200 (Ø2)
Style: L3 (Copper Pipe Long L300mm), Connection Size: 08 (One-touch Fitting Ø8), Nozzle Diameter: 200 (Ø2)
Style: L6 (Copper Pipe Long L600mm), Connection Size: 08 (One-touch Fitting Ø8), Nozzle Diameter: 250 (Ø2.5)
Style: L3 (Copper Pipe Long L300mm), Connection Size: 08 (One-touch Fitting Ø8), Nozzle Diameter: 250 (Ø2.5)
Type: None, Connection Size: 08 (One-touch Fitting Ø8), Material: Metal or None for Type A, AG, Nozzle Diameter: 200 (Ø2)
Type: None, Connection Size: 08 (One-touch Fitting Ø8), Material: Metal or None for Type A, AG, Nozzle Diameter: 150 (Ø1.5)
Type: None, Connection Size: 08 (One-touch Fitting Ø8), Material: A (Resin), Nozzle Diameter: 150 (Ø1.5)
Type: None, Connection Size: 08 (One-touch Fitting Ø8), Material: A (Resin), Nozzle Diameter: 200 (Ø2)
Connection: Insert Fitting, Connection Size: 08 (Insert Fitting Ø8), Nozzle Diameter: 075 (Ø0.75), Number of Holes: 4 Holes
Connection: Insert Fitting, Connection Size: 08 (Insert Fitting Ø8), Nozzle Diameter: 100 (Ø1), Number of Holes: 4 Holes
Body Size: 4 (1/4), Thread Size: 02 (1/4), Applicable Tube OD: 08 (ø8mm)
.: 07 (ø1/4"), Actuator Type: 08 (Toggle Lever)
.: 07 (ø1/4"), Actuator Type: 08 (Toggle Lever)
.: 01 (ø1/8"), Actuator Type: 08 (Toggle Lever)
.: 04 (ø4), Actuator Type: 08 (Toggle Lever)
.: 06 (ø6), Actuator Type: 08 (Toggle Lever)
.: 01 (ø1/8"), Actuator Type: 08 (Toggle Lever)
.: 04 (ø4), Actuator Type: 08 (Toggle Lever)