The JK720H household fire alarm controller meets the requirements of GB22370-2008 "Household Fire Safety System" and adopts a wall mounted structural form. It is used in conjunction with our company's household smoke detectors, temperature detectors, manual alarm switches and other fire triggering devices, and is suitable for small fire alarm projects such as residential buildings.
JK720H adopts high-performance microprocessors, intelligent digital buses, wireless communication and other technologies to collect real-time alarm signals and environmental parameters such as smoke and temperature, and make fire judgments through analysis and processing; The fire alarm information can be automatically reported to the user in the form of a voice call based on the reserved phone number. Reliable work, stable performance, flexible bus wiring, and easy maintenance; LCD Chinese character display and menu guide, convenient for users to operate and use.

Usage environment:	Temperature: 0℃~40℃; Humidity: ≤95% RH (non condensing)
AC input voltage of power box:	220V士10/15%,50Hz±1%
Communication input power:	≤300W
Controller input voltage:	DC24V
DC backup power:	DC24V/7Ah
Loop capacity:	24 staffing points
Control output:	One passive normally open and one passive normally closed fire alarm contact
Bus length:	≤1000m (cross-sectional area 1.0 mm² copper twisted pair RVS)
External dimensions:	Length 220mm x Width 142mm x Height 46mm

1. Electronic encoding, unique ID, controller online addressing or encoder address setting, powerful debugging function;
2. Fluid shaping and anti engineering water seepage design. Top mounted light guide column, 360 degree visible fire alarm indicator light. The detector is installed in two directions at a 180 ° angle to the base, which is convenient and reliable;
3. Rotating detachable top cover design, fully buckle structure, easy maintenance;
4. Adopting epoxy resin encapsulated NTC thermistor and A2 type detector with differential temperature characteristics;
5. Strengthen anti-interference measures to reduce false alarms. Sensor malfunction (short circuit or open circuit) self diagnosis, low failure rate, long service life;
6. JK705H is equipped with a built-in buzzer, which gradually increases in sound when sounding an alarm, making it suitable for installation in residential areas.

Usage environment:	Temperature:- 10°C~+50°C； Humidity: ≤95% RH (non condensing)
Working voltage:	DC24V pulsating voltage
Monitoring current:	≤0.35mA
Alarm current:	≤0.8mA
Bus length:	≤2000m
Shell protection level:	IP30
Shell:	ABS,white
External dimensions:	Diameter 100mm, height 42.5mm (excluding base)
Action temperature:	The factory setting is 56℃

1. Electronic code, unique 1D; Controller online addressing or encoder address setting, powerful debugging function;
2. Fluid shaping and anti engineering water seepage design;
3. The top mounted light guide column and fire alarm indicator light are 360 ° visible. The detector and base are installed in two directions in 180 areas, which is convenient and reliable;
4. Rotating detachable top cover design, convenient for on-site cleaning of mazes; Fully buckle structure; Easy maintenance;
5. The vertical bidirectional scattering technology of two transmitter and one receiver, combined with advanced relative light intensity ratio algorithm, achieves balanced response to smoke of different colors and particle sizes, reduces false alarms, and has superior directional response performance.

Usage environment:	Temperature:-10°C~+55℃； Usage environment humidity: ≤95% RH (non condensing)
Working voltage:	Bus 24V
Monitoring current:	0.35mA
Alarm current:	2mA
Bus length:	1000m (cross-sectional area 1.0mm² twisted pair)
Shell:	ABS,white
External dimensions:	Diameter 100.0mm, height 50.5mm (including base)
Sound pressure level:	The sound pressure level of the sound alarm signal is between 45dB and 75dB (weighted by A), and gradually increases. The initial sound pressure level is not greater than 45dB

The J-SAP-JK706H manual alarm switch (hereinafter referred to as JK706H) is an indoor type that detects alarm signals through a built-in microprocessor. When a fire alarm is detected, pressing the starting component can manually input an alarm signal to the controller and light up the fire alarm light at the same time. Electronic code, unique ID address, can be set online through the home fire alarm controller.

Environmental temperature for use:	0°C~+55°C； Usage environment humidity: ≤95% RH (non condensing)
Monitoring current:	0.20mA
Alarm current:	0.65mA
indicator light:	Fire alarm light: red, not on during normal monitoring, always on when an alarm is triggered
Inspection lights:	Green, normal monitoring flashes, does not light up when an alarm is triggered
Shell:	ABS,bright red
External dimensions:	90mm in length, 90mm in width, and 41mm in height (including base)