2..4 depending on monitoring task / measuring points
Alarm output:
collective alarm or 2..4 separate alarm groups
Alarm 1, alarm 2:
per alarm 2 potential-free switch outputs, change-over 250V/2,5A
Warning light:
2 potential-free change-over 250V/2,5A, pulsed or permanent
Horn:
2 potential-free NO switch 250V/2,5A, resttable
Instrument defect:
2 separate potential-free change-over 250V/2,5A
Displays:
LED display for operating, alarm and failure indication
LCD plain text display for indicating information such as measuring points, gas types, concentration values, alarm and failure indication of all measuring points
Special features:
key-operated lock-switch to avoid triggering the alarm e.g. during maintenance,
averaging calculation, system clock, self-monitoring,
line function control, cold start-fase alarm check, automatic calibration
Data interface:
RS 232 for connection of printer/PC/datalogging
Housing:
plastic wall-housing WxHxD 28x240x140 mm³ with transparent front cover