OMM 350DC
OMM 350DC
3 ½ digit DC VOLTMETER - AMMETER
The OMM 350 model series are small 3 ½ digit panel programmable instruments designed for maximum usefulness and user comfort while maintaining their fair price. Type OMM 350DC is a multirange DC voltmeter and ammeter.
The instrument is based on a single-chip microcontroller and an A/D converter, which ensure good accuracy, stability and easy operation of the instrument.
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3 ½ digit programmable projection
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range: ±1 A/±5 A; ±20V/±40V/±100 V/±200 V
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digital filters, tare, linearization
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size of DIN 72 x 24 mm
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power supply 10…30 VDC/24 VAC
Instrument accuracy and functionality
Temperature coefficient
50 ppm/°C
Accuracy
±0,2 % of range + 1 digit
Rate
0,5…10 measur./s
Digital filters
| arithmetic mean | from 2…100 measurements |
| floating mean | from 2…30 measurements |
| exponential mean | from 2…100 measurements |
| rounding | setting projection step for display |
| input filter | transmits input signal range 5…1 000 Hz |
| input filter | transmits input signal range 1 MHz...10 min |
| 1/Fr. | filter for frequency conversion to time |
Watch-dog
reset after 500 ms
Calibration
at 25°C and 40 % r.h.
Comparators
Type
Digital, menu adjustable, contact connect. < 50 ms
Operating conditions
Connection
connector terminal board, cable section < 1,5/2,5 mm2
Stabilization period
within 15 minutes after switch on
Operating temperature
-20°…60°C
Storage temperature
-20°…85°C
Protection class
IP42 (front panel only)
El. safety
EN 61010-1, A2
Dielectric strength
2,5 kVAC within 1 min. between pow. supply and input
Insulation resistance
for polution degree II, measuring cat. III.
EMC
EN 61326-1
Seismic capacity
IEC 980: 1993, par.6
Mechanical properties
Material
Noryl GFN2 SE1, non-inflammable UL 94 V-I
Dimensions
72 x 24 x 106 mm (w x h x d)
Panel cutout
68 x 21,5 mm (w x h)
Images
Dimensions and installation
Connection
Datasheets
User manuals
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
| Operating instructions OMM350 |
PDF
|
2007.1.1 | en | Download |
| Návod OMM350 |
PDF
|
2016.1.1 | cs | Download |
Certificates
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Certificate EU_Declaration_OMM350_650
Certifikát EU_Prohlaseni_OMM350_650
|
PDF
|
2022 |
|
Download |
|
Certificate Declaration_17050_OMM350_650
Certifikát Prohlaseni_17050_OMM350_650
|
PDF
|
2022 |
|
Download |
|
Certificate Seismic_test_OMM350UNI
Certifikát Seizmicka_zkouzka_OMM350UNI
|
PDF
|
2008 |
|
Download |
Firmware
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
| OMM350DC 61-001 |
HEX
|
2008 | xx | Download |
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