JA100-BUS 110ST

JA-110ST Bus combined smoke and temperature detector

The JA-110ST bus fire detector (optical and temperature detection) detects fire in residential and commercial buildings . Allows you to set detection: optical and thermal, optical or thermal, optical only or temperature only.

The detector is addressable, and occupies one position in an alarm system.

SMART MEMORY indictaion (SMI) provides a visual (LED) verification of detector triggering. SMI is reset via the keypad.

Technical Specifications

Additional information


from control panel digital bus 12 V (9…15 V)

Current Consumption In Standby Mode

5 mA

Current Consumption For Cable Selection

10 mA


diameter 126 mm, height 50 mm


143 g

Smoke Detection

optical light scattering

Smoke Detector Sensitivity

m = 0.11 ÷ 0.13 dB/m pursuant to EN 54-7

Heat Detection

class A2 according to EN 54-5

Alarm Temperature

+60 °C to +70 °C

Operating Temperature Range

-10 °C to +80 °C

Complies With

EN 54-5, EN 54-7, EN 50130-4, EN 55022