| Model |
B-770 |
| Alarm Indication |
Flashing red lamp (illuminated after alarm shut-off), alarm sound, non-latching
(can be set to latching using DIP switch)
|
| Alarm Volume |
70 dB/m min. |
| Alarm Shut-off |
By pressing a button |
| Malfunction Indication |
Flashing yellow lamp |
| Display of alarm unit
operation
|
Illuminated green lamp |
| Power Source |
100 VAC to 220 VAC, 50/60 Hz (Terminal block type) |
| Power consumption |
Approx. 5W when monitoring (max.)
Approx. 10W during alarm (max.) |
| External output |
1) 2-stage voltage (6 VDC when monitoring, 12 VDC during alarm, 0 V during error)
2) 100 VAC to 220 VAC during alarm, 1A max. (35-second output delay,can be changed to immediate output with DIP switch)3) 1a, 1b contacts 220 VAC, 1A max., or 2 4VDC, 1A max. (35-second output
delay, can be changed to immediate output with DIP switch)
|
Operation Temperature
Range |
-10 to +40 °C |
| Dimensions |
W138 x H230 x D45 mm |
| Weight |
Approx. 480g |
| Accessories |
Inspection gas, Mounting plate, Wood screws, Crimp terminals, Hex wrench |