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E391S Ammeter E391S, E391S voltmeter.


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Ammeter E391S, E391S voltmeter (E-391-S, E 391 S, E391-S, E391 S, E-391S, E 391S)
Ammeter E391S, E391S voltmeter is designed to measure, alarm and control voltage at 200 Hz, 500 Hz.
Dimensions - 250h182h30mm.
Accuracy class - 1.5.
Uzkoprofilnyh signaling.
Technical characteristics of the devices E391S ammeters, voltmeters E391S:
Accuracy class - 1.5.
Measuring ranges and switching devices ammeter E391S, E391S voltmeter are shown in Table 1.
Table 1: Measurement range and the inclusion of devices E391S ammeter, voltmeter E391S
Frequency The final value of the measuring range Switching on
500Hz 1A, 2A, 3A, 5A Direct
500Hz 15V, 30V, 50V, 75V, 100V, 150V, 250V, 500V, 600V
200Hz 250V
Photocontact error in modifications to the device, CP, TC max ± 2,5% full scale.
Output current contact device ammeter device E391S, E391S voltmeter changes from 50mkA in a darkened state (at a supply voltage of lamp 6V) to 250mkA the lit state (at a supply voltage of lamp 5B).
Contact device is powered by DC 12V (allowable voltage deviation of -15% to +10%).
Pointer Updates E391S device ammeter, voltmeter E391S:
- Pointing - A;
- Signaling - C;
- Three-phase pole - K;
- Two positions to the right contact - KP;
- Two positions to the left contact - CL.
The scope of the instrument pointer ammeter E391S, E391S voltmeter shown in Table 2.
Table 2 Scope of the instrument pointer ammeter E391S, E391S voltmeter
Alteration The scope of the index (% of scale length)
Left right
With 10-90 10-90
К 10-85 30-90
CP - 30-90
CL 10-90 -
Settling time moving part - no more than 4s;
Install unit ammeter E391S, E391S voltmeter on vertical panels and boards and angles 15 º, 30 º, 45 º, 60 º, 75 º (stipulated in the order).
Mounting brackets to the panel.
Temperature - from -30 º C to +50 ° C.
Relative humidity - up to 90%.
Changing the ammeter readings E391S, E391S voltmeter, caused deviation of ambient temperature from normal to any (class H) for every 10 K, does not exceed ± 1,2%.
Change in the readings caused deviation of ambient temperature from normal to any (range -30 º C to +50 º C) for every 10 K, does not exceed ± 2,0%; under the influence of an external magnetic field of 400 A / m - not more than ± 2, 5% when the instrument is on a ferromagnetic shield thickness of 4 mm - less than ± 1,0%.
System devices E391S ammeter, voltmeter E391S - electromagnetic.
On the instrument - with a light pointer and irregular schedule.
Dimensions devices E391S ammeter, voltmeter E391S - 250h182h30mm.
Weight - 1.2 kg.
Mean time to failure of the device ammeter E391S, E391S voltmeter - no less than 25,000 hours;
Average life - 6 years;
The manufacturer guarantees that the quality of the instrument ammeter E391S, E391S voltmeter technical requirements specifications provided the customer terms and conditions of storage, transportation, installation, operation, and its specified operational documentation.