OM 502LVDT
OM 502LVDT
DISPLAY FOR LVDT SENSOR
Type OM 502LVDT is a precise 5-digit panel programmable display for LVDT sensor.The basis of the device is a single-chip microcontroller and a fast converter, which guarantees the device high accuracy, stability and easy operation.
-
5 digit programmable projection
-
input for LVDT sensor
-
accuracy 0,02 %, rate 100 measur./S
-
digital filters, tare, linearization, math.functions
-
size of DIN 96 x 48 mm
-
power supply 10…30 V AC/DC or 80…250 V AC/DC
Options
-
comparators
-
data output
-
analog output
-
measured data record
Input
*
Number of inputs
1 input
Projection
Display range
-99999…999999, single-coloured 14-segment LED
Display height
14 mm
Display colour
red, green
Description
the last two digits of the display can be used to display measured variables
Decimal point
menu adjustable - fixed
Display brightness
menu adjustable
Settings
Control
The device is controlled and set by five buttons on the front panel
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
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
Rate
1…100 measur./s
Overload capacity
2x; 10x (t < 30 ms)
Linearization
linear interpolation in 50 points (only via OM Link)
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 |
Functions
| Tare | designed to reset display on non-zero input signal |
| Min/max value | registration of min./max. value achieved during measurement |
| Peak value | display shows only max. or min. values |
Math. functions
polynom, 1/x, logarithm, exponential, power, root, sin x
Data record
Measured data recording into the memory
| RTC | period - 1 s…1 day, time-date-display value, < 266k data, 15 ppm/°C |
| FAST | 40 records/s, display value, < 8k data |
Watch-dog
reset after 400 ms
Calibration
at 25°C and 40 % r.h.
Comparators
Type
Digital, menu adjustable, contact connect. < 30 ms
Mode
| Hysteresis | switch. point, hysteresis band "Mez ± 1/2 Hys." and time (0 ... 99.9 s) determ. switching delay |
| From-To | output interval ON and OFF |
| Dose | period, its multiples and time (0 ... 99.9 s), during which the output is active |
Output
1x relay, switch-over contact (250 VAC/50 VDC, 3 A)
2x relay, switch-over contact (250 VAC/50 VDC, 3 A)
1x relay, switch on contact (250 VAC/30 VDC, 3A)
2x relay, switch on contact (250 VAC/30 VDC, 3 A)
2x bistable relay (250 VAC/30 VDC, 3A)
2x open collector (30 VDC/100 mA)
4x open collector (30 VDC/100 mA)
2x relay, switch-over contact (250 VAC/50 VDC, 3 A)
1x relay, switch on contact (250 VAC/30 VDC, 3A)
2x relay, switch on contact (250 VAC/30 VDC, 3 A)
2x bistable relay (250 VAC/30 VDC, 3A)
2x open collector (30 VDC/100 mA)
4x open collector (30 VDC/100 mA)
Data outputs
Protocol
ASCII, MESSBUS, MODBUS - RTU, PROFIBUS DP
Data format
8 bits + no parity + 1 stop bit (ASCII)
Rate
600…230 400 Baud
RS 232
isolated
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, ±10 V, 0...5 mA, 0...20 mA, 4...20 mA
Compensation
600 Ohm/12 V, 1 000 Ohm/24 V
Sensor excitation
Adjustable
5…24 VDC/max. 1,2 W
Power supply
Power supply
10…30 V AC/DC, ±10 %, PF > 0,4, I < 40 A/1 ms, isolated
80…250 V AC/DC, ±10 %, PF > 0,4, I < 40 A/1 ms, isolated
80…250 V AC/DC, ±10 %, PF > 0,4, I < 40 A/1 ms, isolated
Current draw
< 8,0 W/7,8 VA
Power supply protection
Power supply is protected by a fuse inside the instrument
Operating conditions
Connection
connector terminal board, cable section < 1,5/2,5 mm2
Stabilization period
within 5 minutes after switch on
Operating temperature
-20°…60°C
Storage temperature
-20°…85°C
Protection class
IP64 (front panel only)
El. safety
EN 61010-1, A2
Dielectric strength
4 kVAC within 1 min. between pow. supply and input
4 kVAC within 1 min. between input and relay output
2,5 kVAC within 1 min.between input and data/anal. output
4 kVAC within 1 min. between input and relay output
2,5 kVAC within 1 min.between input and data/anal. output
Insulation resistance
for polution degree II, measuring cat. III.
| power supply | 670 V (ZI), 300 V (Di)* |
| input, output, PN | 300 V (ZI), 150 V (Di)* |
EMC
EN 61326-1
Mechanical properties
Material
Noryl GFN2 SE1, non-inflammable UL 94 V-I
Dimensions
96 x 48 x 120 mm (w x h x d)
Panel cutout
90,5 x 45 mm (w x h)
Images
Connection
Dimensions and installation
Datasheets
User manuals
Application notes
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Application note Handling RealTime memory
Aplikační list Obsluha pameti RealTima
|
PDF
|
2006.01 |
|
Download |
|
Application note Firmware upload
Application note Upload firmware
|
PDF
|
2006.02 |
|
Download |
| Application note Upload firmware |
PDF
|
2014.02 | ru | Download |
|
Application note Modbus commands OM 502LVDT
Aplikační list Modbus prikazy OM 502LVDT
|
XLS
|
2019 |
|
Download |
| Application note MODBUS data protocol |
PDF
|
2020.01 | en | Download |
|
Application note Protocol MODBUS description
Application note Protocol MODBUS description
|
PDF
|
2006.01 |
|
Download |
|
Application note protokol MODBUS popis
Application note protokol MODBUS popis
|
PDF
|
2021.01 |
|
Download |
Certificates
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
Certificate EU_Declaration_OM502
Certifikát EU_Prohlaseni_OM502
|
PDF
|
2022 |
|
Download |
|
Certificate Declaration_17050_OM502
Certifikát Prohlaseni_17050_OM502
|
PDF
|
2022 |
|
Download |
Firmware
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
| OM 502LVDT 78-001 |
HEX
|
2019 | xx | Download |
Software
| File name | File type | Version | Language | Download |
|---|---|---|---|---|
|
GSD OM-Profibus
GSD OM-Profibus
|
ZIP
|
2020 |
|
Download |
| GSDML OM-Profinet |
ZIP
|
2020.2.33 | xx | Download |
| GSDML OM-Profinet |
ZIP
|
2024.2.34 | xx | Download |