You can connect any wired detector to your Jablatron 100 alarm.
You will need:
1 Jablatron JA-111H bus module interface for wire detectors
1 Sensor/detector. In my example I use a Seco-Larm Enforcer Reflective Beam Sensor. (It can be powered from the Jablotron alarm)
The JA-111H is small enough so it can be placed inside the sensor.
This is how you connect the sensor to the JA-111H:
