The STH-42 series is a self-powered LCD hourmeter in a small form. With a panel size of DIN 48 x 24 mm, it is perfect for limited space installations. It is powered by a replaceable lithium battery that lasts approximately 7 years, no external power required. The STH-42 series is available in 7 digits with 8 mm height figures with remote reset. Input signal includes dry contact, open collector, voltage, wide range voltage, with max. resolution 1 count per 1/10 hour. The front panel protection is IP54 and wiring connection is easily done via the terminal block connector, making it secure and reliable.
| Number of inputs |
1
|
| Input type |
voltage (V)
contact / Open Collector / voltage (NPN)
|
| Input levels |
dry contact/OC/NPN: low 0.8V, high 2...30V; wide-range voltage input: low 0...10V AC/DC, high 20...250V AC/DC
|
| Input frequency |
max. 30 Hz (dry contact / Open Collector / NPN) or max. 20 Hz (wide-range voltage input)
|
| Output type |
no output
|
| Measurement method |
electrical, pulse
|
| Tryb pracy |
adding
|
| Power supply |
3.6V 1/2AA lithium battery
|
| Display |
LCD, 7 x 8 mm
|
| Communication Interface |
no interface
|
| Operating temperature |
-10...+55°C
|
| Protection class |
IP 54 (front)
|
| Mounting |
panel
|
| Case dimensions |
48 x 24 x 42,4 mm
|
