Measuring transducer E858

Frequency measuring transducers. Desired range of frequencies can be selected by jumper.

Description E858

Technical characteristics:

№	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