BLF-32 switch is capable to sense tiny pressure change and widely used to control the flue of aerator, to monitor fan and air conditioner. It is also suitable for over heating protection and frost protection in industrial cooling system. Due to its outstanding design, the setpoint can be adjust visually.

 

 

Series No.	BLF32
Media	Air, non-combustible and non-aggressive gasses
Max Operating Pressure	5 kPa
Mounting position	Diaphragm in any vertical plane
Degree of protection	IP54 (with cover)
Operating Temperature	-40° C to 85° C
Contact Arrangement	SPST or SPDT
Electrical Rating	Resistance: Initial: <400 milliohms;   1.5A (0.4A) @ 250V
Terminals	6.4 mm(0.25") copper alloy
Connection	6.0mm Dia. for tube connection
Approval	UL,  CE, RoHS, REACH

 

Air Differential Pressure Switch BLF-32 Range

Model

Pressure Range

Differential

Tolerance

BLF32-02

20 ~ 200 Pa

10 Pa

+/-15%

BLF32-03

30 ~300 Pa

10 Pa

+/-15%

BLF32-04

40 ~400 Pa

20 Pa

+/-15%

BLF32-05

50 ~ 500 Pa

20 Pa

+/-15%

BLF32-10

200 ~ 1000 Pa

100 Pa

+/-15%

BLF32-25

500 ~ 2500 Pa

150 Pa

+/-15%