OMX 333UQC
OMX 333UQC
ISOLATED TRANSMITTER • Number/Frequency > U/I
The OMX 333 model series are simple DIN rail mountable programmable transmitters.
Type OMX 333UQC is a universal transmitter - counter/frequency meter/timer/clock adjustable in the instrument´s menu.
The instrument is based on a single-chip microcontroller, which ensures good accuracy, stability and easy operation of the instrument.
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input: 0,1 Hz…50 kHz; UP/DW; IRC
-
counter/frequency meter/timer/clock
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output: 0…5/20 mA/4…20 mA
0…2/5/10 V/±10 V -
tare, preset, sum, linearization
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digital filters, input filters
-
galvanic isolation : 2,5 kVAC
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width 25 mm
-
DIN rail mounting
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power supply 10…30 VDC/24 VAC
Input
UQC
Input
menu selectable
0...30/300 V, comparation levels are adjustable in the menu or automatically
0...30/300 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 |
| RTC | Clock |
Time base
0,5/1/2/5/10 s
Calibration coefficient
0,00001…999999
Preset
0…999999
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 |
| TARA | Tare activation |
| CL.SUM. | Resetting sum |
| CLR. ST. | Input clears (presets) stop-watch/counter, Stop-watch also stops |
Projection
Signalizing LED
| L1, L2 | Limits L1, L2 (red) |
| Lo, Hi | Signalization, settings and errors (red/green) |
Settings
Control
The instrument is controlled and set by two buttons and a DIP switch on the front panel
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
±0,1 % of range
Rate
0,5…80 measur./s
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 |
Watch-dog
reset after 500 ms
Calibration
at 25°C and 40 % r.h.
Comparators
Type
Digital, menu adjustable, contact connect. < 50 ms
Mode
| Hysteresis | switch. point, hysteresis band "Mez ± 1/2 Hys." and time (0 ... 99.9 s) determ. switching delay |
| C-Pulse | auto counter reset on the preset value |
| Once | switching ON limit, however it opens only after a counter reset |
| On Run | output is active while stopwatch is running |
Output
1x relay, switch-over contact (250 VAC/30 VDC, 3 A)
2x relay, switch-over contact (250 VAC/30 VDC, 3 A)
1x open collector (30 VDC/100 mA)
2x open collector (30 VDC/100 mA)
2x relay, switch-over contact (250 VAC/30 VDC, 3 A)
1x open collector (30 VDC/100 mA)
2x open collector (30 VDC/100 mA)
Data outputs
Protocol
ASCII
Data format
8 bits + no parity + 1 stop bit (ASCII)
Rate
600…230 400 Baud
RS 485
isolated, addressing max. 31 instruments
Analogue outputs
Type
Isolated, programmable with a 16-bit D / A converter, type and range are menu selectable
Temperature coefficient
15 ppm/°C
Nonlinearity
±0,1 % of range
Rate
response to value change < 1 ms
Ranges
0...2 V, 0...5 V, 0...10 V, 0...5 mA, 0...20 mA, 4...20 mA
Compensation
600 Ohm/12 V
Error state
at range of 4...20mA
error message indication (<3.0 mA)
Detection of current loop interruption
error message indication (<3.0 mA)
Detection of current loop interruption
Power supply
Power supply
10…30 VDC/24 VAC, ±10 %, PF > 0,4, I < 45 A/1 ms
10…30 VDC/24 VAC, ±10 %, PF > 0,4, I < 40 A/1 ms, isolated
10…30 VDC/24 VAC, ±10 %, PF > 0,4, I < 40 A/1 ms, isolated
Current draw
< 2 W/2 VA
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
IP20
El. safety
EN 61010-1, A2
Dielectric strength
2,5 kVAC within 1 min. between pow. supply, input and output
2,5 kVAC within 1 min.between input and data/anal. output
2,5 kVAC within 1 min.between input and data/anal. output
Insulation resistance
for polution degree II, measuring cat. III.
| power supply | 550 V (ZI), 255 V (Di)* |
EMC
EN 61326-1
Mechanical properties
Material
PA 66, non-inflammable UL 94 V-I (blue)
Dimensions
25 x 79 x 110 mm (w x h x d)
Installation
DIN rail, width 35 mm
Images
Connection
Dimensions and installation
Datasheets
User manuals
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Operating instructions OMX333UQC
Návod OMX333UQC
|
PDF
|
2019.2.0 |
|
Download |
| Návod OMX333IQC |
PDF
|
2014.1.1 | cs | Download |
| Operating instructions OMX333IQC |
PDF
|
2013.1.0 | en | Download |
| Návod OMX333IQC |
PDF
|
2012.1.0 | cs | Download |
Certificates
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Certificate EU_Declaration_OMX333
Certifikát EU_Prohlaseni_OMX333
|
PDF
|
2022 |
|
Download |
|
Certificate Declaration_17050_OMX333
Certifikát Prohlaseni_17050_OMX333
|
PDF
|
2022 |
|
Download |
|
Certificate Seismic_test_OMX333
Certifikát Seizmicka_zkouzka_OMX333
|
PDF
|
2015 |
|
Download |
Micro USB 2.0 cable, A-B with a length of 2 m, for connecting devices to a PC.
Double shielded 2x AWG28, supports up to 480 Mbps.
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.