OMM 323UQC
4 digit UNIVERSAL COUNTER
Type OMM 323UQC is an inexpensive 4 digit universal panel counter/frequency meter/clock/timer designed for maximum usefulness and user comfort while maintaining its fair price. The instrument is based on a single-chip microcontroller, which ensures good accuracy, stability and easy operation of the instrument.
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4 digit programmable projection
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counter/frequency meter/clock/timer
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0,1 Hz…50 kHz; UP/DW; IRC
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tare/preset/sum
-
digital filters, input filters
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size of DIN 48 x 24 mm
-
power supply 10…30 VDC/24 VAC
Input
*
Number of inputs
1 input
UQC
Input
on contact, TTL, NPN/PNP
0...30 V, comparation levels are adjustable in the menu or automatically
0...30 V, comparation levels are adjustable in the menu or automatically
Input frequency
0,1 Hz…50 kHz (Mode SINGLE)
0,1 Hz…20 kHz (Mode UP/DW)
0,1 Hz…20 kHz (UP-DW)
0,1 Hz…20 kHz (Mode QUADR. - frequency)
0,1 Hz…10 kHz (Mode QUADR. - counter)
(for duty cycle 50%)
0,1 Hz…20 kHz (Mode UP/DW)
0,1 Hz…20 kHz (UP-DW)
0,1 Hz…20 kHz (Mode QUADR. - frequency)
0,1 Hz…10 kHz (Mode QUADR. - counter)
(for duty cycle 50%)
Measurement mode
| SINGLE | Counter/Frequency |
| QUADR | Counter/Frequency for IRC sensor |
| UP/DW | Counter/Frequency |
| UP - DW | Counter/Frequency |
| TIME | Stopwatch |
Time base
0,5/1/2/5/10 s
Calibration coefficient
0,001…9999
Preset
0…9999
Input filter
out
5/40/100/1 000 Hz
5/40/100/1 000 Hz
Functions
| Preset | initial non-zero value, which is always read after resetting the instrument |
| Current value | single setting of the initial value |
| Summation | registration of numbers during shift operation |
External inputs
Number
1 input, on contact
Functions
| OFF | No function |
| HOLD | Stopping measurement (option: Display - Analog output - Limits) |
| LOCK | Blocking front panel keys |
| TARE | Tare activation |
| CLEAR | Resetting display |
| SUMA | Sum display |
| CL.SUM. | Resetting sum |
| NUL. TA. | Resetting tare |
| CLR. ST. | Input clears (presets) stop-watch/counter, Stop-watch also stops |
| COUNT. | Switching display Counter/Frequency |
Projection
Display range
-999…9999, single-coloured 7-segment LED
Display height
9,1 mm
Display colour
red, green
Decimal point
menu adjustable - fixed or floating
Display brightness
menu adjustable, automatically
Displayed values
| COUNT. | Value from channel Counter |
| FREQ. | Value from channel Frequency |
Settings
Control
The device is controlled and set by four buttons located under the front panel
Selected functions can also be controlled via external inputs
Selected functions can also be controlled via external inputs
Menu
| LIGHT | contains only items necessary for basic device settings with password access |
| PROFI | Full device settings with password access |
| USER | User menu of any item, selected from LIGHT/PROFI. Access without password. |
OM Link
Company communication interface for operation, setting and update of device firmware
OM Link program is also designed for visualization and filing of meas. values from more instruments
OM Link program is also designed for visualization and filing of meas. values from more instruments
Instrument accuracy and functionality
Temperature coefficient
50 ppm/°C
Accuracy
±0,05 % of range + 1 digit
±0,02 % of value ±2 ms (stopwatch)
±0,02 % of value ±2 ms (stopwatch)
Overload capacity
2x; 10x (t < 30 ms)
Linearization
linear interpolation in 25 points (only via OM Link)
Digital filters
| exponential mean | from 2…100 measurements |
| rounding | setting projection step for display |
| input filter | transmits input signal range 5…1 000 Hz |
| 1/Fr. | filter for frequency conversion to time |
Functions
| Tare | designed to reset display on non-zero input signal |
| Preset | initial non-zero value, which is read after each counter reset |
| Summation | number registration upon shift operation |
| Current value | single setting of the initial value |
Watch-dog
reset after 500 ms
Calibration
at 25°C and 40 % r.h.
Power supply
Power supply
10…30 VDC/24 VAC, ±10 %, PF > 0,4, I < 45 A/1 ms, isolated
Current draw
< 1,0 W/1,1 VA
Mechanical properties
Dimensions
48 x 24 x 72 mm (w x h x d)
Panel cutout
43,5 x 21,5 mm (w x h)
Material
Noryl GFN2 SE1, non-inflammable UL 94 V-I
Operating conditions
Connection
connector terminal board, cable section < 1,5 mm2
Stabilization period
within 15 minutes after switch on
Operating temperature
-20°…60°C
Storage temperature
-20°…80°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.
| power supply | 300 V (ZI)* |
EMC
EN 61326-1
Images
Dimensions and installation
Connection
Datasheets
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Datasheet OMM323
Datasheet OMM323
Datasheet OMM323
Katalogový list OMM323
|
PDF
|
2015.1 |
|
Download |
|
Datasheet OMM323
Datasheet OMM323
Datasheet OMM323
Katalogový list OMM323
|
PDF
|
2014.2 |
|
Download |
|
Datasheet OMM323
Datasheet OMM323
Datasheet OMM323
Katalogový list OMM323
|
PDF
|
2014.1 |
|
Download |
|
Datasheet OMM323
Datasheet OMM323
Datasheet OMM323
Katalogový list OMM323
|
PDF
|
2013.2 |
|
Download |
| Datasheet OMM323 |
PDF
|
2013.1 | ru | Download |
|
Datasheet OMM323
Datasheet OMM323
Datasheet OMM323
Katalogový list OMM323
|
PDF
|
2012.2 |
|
Download |
|
Datasheet OMM323UQC
Datasheet OMM323UQC
Datasheet OMM323UQC
Katalogový list OMM323UQC
|
PDF
|
2020.1 |
|
Download |
| Katalogový list OMM323 |
PDF
|
2012.1 | cs | Download |
|
Datasheet OMM323UQC
Katalogový list OMM323UQC
|
PDF
|
2026.2 |
|
Download |
|
Datasheet OMM323UQC
Katalogový list OMM323UQC
|
PDF
|
2023.1 |
|
Download |
User manuals
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Operating instructions OMM323UQC_2016
Návod OMM323UQC_2016
|
PDF
|
1.1 |
|
Download |
|
Operating instructions OMM323UQC
Návod OMM323UQC
|
PDF
|
2014.1.0 |
|
Download |
Certificates
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Certificate EU_Declaration_OMM323
Certifikát EU_Prohlaseni_OMM323
|
PDF
|
2022 |
|
Download |
|
Certificate Declaration_17050_OMM323
Certifikát Prohlaseni_17050_OMM323
|
PDF
|
2022 |
|
Download |
|
Certificate Seismic_test_OMM323
Certifikát Seizmicka_zkouzka_OMM323
|
PDF
|
2021 |
|
Download |
Firmware
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
| OMM323UQC 62-001 OMM323UQC |
HEX
|
2013 | xx | Download |
ISOLATED TRANSDUCER • USB < > OM INSTRUMENTS
Small compact transducer OM LINK USB with cable ensures safe and comfortable galvanically isolated connection between your computer and ORBIT MERRET instruments.