Vemer EVF-R Handleiding
Vemer
Niet gecategoriseerd
EVF-R
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3CONNECTION DIAGRAMS
2
V3IS00263–100
DIMENSIONS
1User Manual
DIGITAL FREQUENCY METER
Read all the instructions carefully
Vemer S.p.A.
I - 32032 Feltre (BL) • Via Camp Lonc, 16
Tel +39 0439 80638 • Fax +39 0439 80619
e-mail: info@vemer.it - web site: www.vemer.it
Mod. EVF-2DIN
EVF-R
EVF-2DIN
EVF-R
36 60
45
65
88
5
72 75
72
66
EVF-2DIN
EVF-R
EVF is an electronic device to measure frequencies in single-phase
systems.
Code Model Description
VM258100 EVF-2DIN Frequency meter 2DIN
VM325800 EVF-R Frequency meter 72x72mm
SAFETY WARNINGS
During the installation and operation of the device, proceed in accordance
with the instructions below:
1) The device should be installed by a competent operator following the
connection diagrams carefully
2) Do not power or connect the device if any part of it is damaged
3) The device should be installed in a panel from which no access can be
gained to the terminals after installation
4) The electrical system of the building in which the instrument is to be
installed should have a switch and a protective device against over-currents
5) The device is designed for installations with over-voltage category III and
pollution level 2, in accordance with the EN 61010-1 standard.
6) The device must be installed and put into operation in accordance with the
current regulations regarding electrical systems.
TECHNICAL SPECIFICATIONS
• Power supply
- 230 V AC (-15% ÷ +10%) 50/60Hz
- maximum consumption: 2 VA
• Frequency measurements:
- measurement range: 20 ÷ 100 Hz
- resolution: 0.1 Hz
- accuracy: ± 0.5% of full scale ± 1 digit (from 3% to 100% of F.S.)
- maximum power consumption: 2 VA
• Measurement input:
- minimum voltage: 20 V
- maximum voltage: 600 V
- input impedance: 2 Mohm
• Terminals for links:
- connection blocks for cables with 6 mm² maximum cables section for EVF-
2DIN
- plug-in terminal block for cables with 2.5 mm² maximum cables section up
for EVF -R
• 3-digits 7-segments LED display for viewing
• Operating temperature: -10°C to + 45°C
• Storage temperature: -20°C to + 70°C
• Relative humidity: 10% to 90% non-condensing
• Insulation: power supply circuits and electrically insulated measurement at
the level of main insulation (EN 61010-1). Accessible parts and other insulated
terminals at reinforced insulation level
• Protection degree: IP20 / IP51 on the front
4OPERATION
During normal operation, the device displays the
measured value of the frequency.
Error messages
• Memory error: EEE
Indicates a damage of the device that affect the
operation
• Overload Error: KKK
Indicates that the frequency is higher than the
maximum allowed value: f > 99.9 Hz
Reset is automatic
• Error: 000
Indicates that the measured frequency is lower than
20 Hz
REFERENCE STANDARS
Conformity to the EU directives:
2014/35/UE (LVD), 2014/30/UE (EMCD)
is declared with reference to the following harmonised standards:
• EN 61010-1, EN 61000-6-2 and EN 61000-6-4
03-2018
Hz
21
65
3 4
7 8
max. 600V~
2
3
0
V
~
5
0
-
6
0
H
z
~
5 4 3 12
2
3
0
V
~
5
0
-
6
0
H
z
~
Hz
max. 600V~
Product specificaties
| Merk: | Vemer |
| Categorie: | Niet gecategoriseerd |
| Model: | EVF-R |
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