Orbit Merret OM 402UNI Manual page 79

DATA OUTPUTS
Protocols: ASCII, DIN MessBus
Data format: 8 bit + no parity + 1 stop bit (ASCII)
7 bit + even parity + 1 stop bit (MessBus)
Rate: 600...230 400 Baud
RS 232: isolated, two-way communication
RS 485: isolated, two-way communication,
addressing (max. 31 instruments)
PROFIBUS Data protocol SIEMENS
ANALOGO OUTPUTS
Type: isolated, programmable with resolution of max.10 000
points, analog output corresponds with displayed data,
type and range are adjustable
Non-linearity: 0,2 % of range
TC: 100 ppm/°C
Rate: response to change of value < 40 ms
Voltage: 0...2 V/5 V/10 V
Curernt: 0...5/20 mA/4...20 mA
- compensation of conduct to 500 Ohm
MEASURED DATA RECORD
Type RTC: time-controlled logging of measured data into instrument
memory, allows to log up to 250 000 values
Type FAST: fast data logging into instrument memory, allows to log up
to 8 000 values at a rate of 40 records/s
Transmission: via data output RS 232/485 or via OM Link
EXCITATION
Adjustbale: 5...24 VDC/max. 1,2 W, isolated
POWER SUPPLY
Options: 10...30 V AC/DC, 10 VA, isolated,
- fuse inside (T 4000 mA)
80...250 V AC/DC, 10 VA, isolated
- fuse inside (T 630 mA)
MECHANIC PROPERTIES
Material: Noryl GFN2 SE1, incombustible UL 94 V-I
Dimensions: 96 x 48 x 120 mm
Panel cut-out: 90,5 x 45 mm
PI - Primary insulation, DI - Double insulation
TECHNICAL DATA
OPERATING CONDITIONS
Connection: connector terminal board,
conductor cross-section <1,5 mm
Stabilisation period: within 15 minutes after switch-on
Working temp.: 0°...60°C
Storage temp.: -10°...85°C
Cover: IP65 (front panel only)
Construction: safety class I
Overvoltage category: EN 61010-1, A2
Insulation resistance: for pollution degree II, measurement category III
instrum.power supply > 670 V (PI), 300 V (DI)
Input/output > 300 V (PI), 150 (DI)
EMC: EN 61000-3-2+A12; EN 61000-4-2, 3, 4, 5, 8, 11;
EN 550222, A1, A2
INSTRUCTIONS FOR USE OM 402UNI
12
2 /<2,5 mm 2
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