1) Printer Compartment. The paper roll and print ribbon are behind the snap-fit door.
2) 3-digit numerical display
3) LED indicators showing Units of measurement
4) Twin LED indicators showing alarm status (normal or alarm)
5) Preset Alarm selector switch and indicator LEDs
6) Printer on-off, paper feed and audible alarm silence pushbuttons
7) Input-output connectors
8) Push in 6mm pipe connections
9) Cable stowage compartment
10) Mains supply connection.