OML 643RS

OML 643RS

6  digit DATA DISPLAY RS 485

Type OML 643RS is a 6 digit data display device for data projection from serial line RS 485 with a box depth of only 30 mm. The instrument is based on a single-chip microcontroller, which ensures good accuracy, stability and easy operation of the instrument.

  • 6  digit programmable projection
  • input: RS 485
  • ASCII, MODBUS RTU
  • digital filter
  • size of DIN 96 x 48 mm
  • power supply 10…30 VDC/24 VAC

Options

  • comparator

 

Projection
Display range
-99999…999999,single-coloured 7-segment LED
Display height
14 mm
Display colour
červená, zelená
Signalizing LED
1
Limit L1 (red)
Decimal point
nastavitelná v menu - pevná nebo plovoucí
Display brightness
nastavitelný v menu, automaticky
Settings
Control
The device is controlled and set by five buttons located behind the the rear lid
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
Instrument accuracy and functionality
Temperature coefficient
50 ppm/°C
Digital filters
exponential mean
from 2…100 measurements
rounding
setting projection step for display
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
Output
1x open collector (30 VDC/100 mA)
Power supply
Power supply
10…30 VDC/24 VAC, ±10 %, PF > 0,4, I < 45 A/1 ms, isolated
Current draw
< 1,8 W/1,9 VA
Mechanical properties
Material
Polycarbonate, non-inflammable UL 94 V-0
Dimensions
96 x 48 x 30 mm (w x h x d)
Panel cutout
92 x 44 mm (w x h)
Operating conditions
Connection
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
IP 65 (front panel only)
El. safety
EN 61010-1, A2
Dielectric strength
2,5 kVAC within 1 min. between pow. supply and input
4 kVAC within 1 min. between input and relay output
Insulation resistance
for polution degree II, measuring cat. III.
power supply
300 V (ZI)*
input, output
300 V (ZI)*
EMC
EN 61326-1
Input
RS
Input
RS 485
Protocol
ASCII
ASCII - Master
ASCII - Slave
ASCII - Universal
MODBUS RTU
Format
8 bits + no parity + 1 stop bit
Rate
300…230 400 Baud
Line termination
short circuit connector socket
Explanatory notes

PI - Primary insulation, DI - Double insulation

Images
Connection
Dimensions and installation
To assemble the order, first select the desired instrument configuration.
OML 643RS-?????-??
supply Voltage
Any
?
Any
?
10...30 VDC/24 VDC neizolované
0
10...30 VDC/24 VDC, izolované
1
Protocol
Any
?
Any
?
ASCII
A
MODBUS RTU
B
Comparator
Any
?
Any
?
ne
0
Relé
1
Otevřený kolektor
2
Display color
Any
?
Any
?
červená
1
zelená
2
Rubber gasket
Any
?
Any
?
ne
0
ano
1
specification
Any
??
Any
??
Standard
00
Selected combination is invalid
Alternatives in stock
OML 643RS-0B011-00In stock < 5 pcs
OML 643RS-1A011-00In stock < 5 pcs

User manuals

File nameFile typeVersionLanguageDownload
Operating instructions OML643RS_MB
Návod OML643RS_MB
PDF
2015.1.0
Download
Operating instructions OML643RS
PDF
2014.1.0 enDownload
Návod OML643RS
PDF
2012.1.0 csDownload
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Application notes

File nameFile typeVersionLanguageDownload
Application note MODBUS data protocol
Aplikační list MODBUS datový protokol
PDF
2020.01
Download
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