| Voltage | EAN | Art. No. |
| BW 70.18 | 230 V 50 Hz | 4022709208347 | 20834 |
| BW 70.18 | 230 V 60 Hz | 4022709208392 | 20839 |
| BW 70.18 | 24 V 50 Hz | 4022709216540 | 21654 |
| BW 70.18 | 42 V 50 Hz | 4022709208750 | 20875 |
| BW 70.18 | 48 V 50 Hz | 4022709208682 | 20868 |
BG 70.18
| 12-48 V DC | 4022709201225 | 20122 |
311 170
| 230 V 50 Hz | 4022709000675 | 00067 |
312 170
| 12-48 V DC | 4022709000620 | 00062 |
Other supply voltage versions on request |
| Voltage tolerance |
±10% |
| Power consumption (real power) |
0,15 W |
| Counter capacity |
99.999 h. |
| Accuracy of reading |
0,01 h. |
| Numeral height |
2,6 mm |
| Numeral colour |
white, decimal figures red |
| Operation indicator |
fast-running wheel |
| Permitted ambient temperature |
–15…+50 °C |
| Housing |
self-extinguishing thermoplastic |
| Mounting |
35 mm DIN-rail |
| Type of connection |
Screw terminals |
| Type of protection(DIN EN 60529) |
IP 50 to DIN EN 60529 |
| Class of protection |
II when fitting in accordance with regulations |
Supply voltages
(please state when ordering) |
12-48 V DC |
| Voltage tolerance |
±10% |
| Power consumption (real power) |
ca. 20 mW at 12 V DC |
| Counter capacity |
99.999 h. |
| Accuracy of reading |
0,1 h. |
| Numeral height |
2,6 mm |
| Numeral colour |
white, decimal figures red |
| Operation indicator |
flashing LED |
| Permitted ambient temperature |
–10°…+50°C |
| Housing |
self-extinguishing thermoplastic |
| Mounting |
35 mm DIN-rail |
| Type of connection |
Screw terminals |
| Type of protection (DIN EN 60529) |
IP 50 to DIN EN 60529 |
| Class of protection |
III (up to 48 V DC) |
Rights to technical amendments reserved / Technische Änderungen vorbehalten
Droits de modifications techniques réservés / Suscettibile di errori e modifiche
311 170