Item no.:

WT531-2L

2/4 wire:

2-wire

Quiescent current:  

45 μA

Alarm current:  

(50 ± 5) mA @ DC 24 V

Surge current:  

500 μA

Start-up time:  

30 s

Permissible current:  

100 mA

Frequency:

(1 ~ 3) s

Response temperature:

Fixed temperature: 57°C (135°F)

Rate-of-Rise: A2R (EN 54-5); or 8°C/min (UL 521)

Ceiling spacing:

15 m (50 ft) rating for heat sensor

Reset voltage:

< 1 V

Alarm indicator:

LED continuously emitting red light

Remote output:

Voltage output

Temperature range:

-10°C to +50°C

Permissible current:

100 mA maximum

Humidity:

(0 to 95)% RH, no condensation or icing

Alarm contact:

For 4-wire: NO or NC operation

Form A: 1.0 A @ DC 30 V / 0.5 A @ AC 125 V

Dimensions:

(Φ100 × 38) mm

Weight:

120 g with base