Frequency measuring transducers. Desired range of frequencies can be selected by jumper.
| № | Type | Input parameters | Iout., mA |
Pconsump. for measured circuit, VA |
Accuracy class | ||
| F, Hz* | Unom, V | U, V | |||||
| 1 | Е858А1 | 49..51, 48..52, 45..55, 59..61, 58..62, 55..65 | 100 | 85..115 | 0..5 | not more than 2 | 0,02 |
| 2 | Е858А2 | 220 | 187..253 | 0..5 | |||
| 3 | Е858В1 | 100 | 85..115 | 4..20 | |||
| 4 | Е858В2 | 220 | 187..253 | 4..20 | |||
| 5 | Е858С1 | 100 | 85..115 | 0..20 | |||
| 6 | Е858С2 | 220 | 187..253 | 0..20 | |||
Dimentions 70х80х77 mm
Weight not more than 0,5 kg.
Power supply – from measured circuit.
Time of setting output signal in case of input signal hopping to any value in measured range – not more than 0,5 s.
Time of setteng working condition – not more than 30 min.
Worktime between failures – not less than 50 000 h.
Average lifetime – not less than 10 years.
Note:
*Measured frequency range is selected by user with help of a cross-piece according to his needs.
Е858 indexes:
А - output current (0..5) mA
В - output current (4..20) mA
С - output current (0..20) mA