Omega Multifunction Indicator-Simulator, CL526 manual Specifications

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1.1Specifications

IN/OUT parameters:

-mV, V, mA,

-Tc type J, K, T, R, S, B, N, C, E, F, U, L, G, D

-Rtd type Pt100, Ni100 and Ni120

Reference junction compensation:

-automatic internal with Pt100 sensor from -5°C to +50°C;

-external with manual setting from -50°C to +100°C

Rj compensation drift:

± 0.015°C/°C

Rj compensation error: ±0.15°C

In/Out ranges: see following tables

Resolution:

see following tables

Limits of error: see following tables

Common mode rejection: > 130 dB at 50/60 Hz

Normal mode rejection: > 60 dB at 50/60 Hz

Temperature stability:

span

± 0.005% of the reading/°C

zero

± 0.2 µV /°C

Output impedance (emf output and Tc): < 0.5 with maximum current of 0.5 mA

Input impedance:

> 10 M(> 1Mon 10 V range)

Source resistance effect:

1 µV error for 1000 source resistance

Rtd and simulation excitation current: from 0.2 to 5 mA

Rtd and measurement excitation current: 0.25 mA

Rtd cable compensation: up to 100 (each wire)

Shunt resistance (mA ranges): 38

Maximum resistance load:

1000 ( 20mA )

Maximum input over voltage dc:

50 V (mV, V, Tc) 5 V (Rtd)

Display:

high contrast dot matrix LCD (7x5 dots per character -16 characters)

Engineering unit indications:

up to 4 characters shown directly on the display

Scale factor:

zero and span programmable within -10000 and +10000

Square root:

in combination with scale factor (display limits 0 and +2500)

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Contents CL526 OMEGAnetSM On-Line Service Internet e-mail Info@omega.com Introductory Note Table of Contents Digital Interface General Performance Specifications Dimensions 120x60x230 mm Weights net 1 Kg Power supplyBattery life Battery voltage32 to +302F ± 0.02% of rdg +0.18F Table of ranges and accuracyGeneral Features Case Physical Description Functional Description Power supply+ 5 V for logic and analog circuits 5 V for analog circuits Input circuit Digital to analog converter MicroprocessorFirmware Digital displayResistance and Rtd measurements Battery charger. Operation from line sourceThermocouples input-output circuit Resistance and Rtd simulationUnpacking Out 1248.3C Tc PRE-OPERATIONAL CheckElectrical Connections Wiring practiceExamples of input /output wiring and connections Thermocouple wiresClass Limit of Error of thermocouple wiresBattery Line Op Power SupplyBattery Charger How to maximize the battery lifeOperation & Applications Power onBattery voltage indication Operating mode set upOut 0.0C TcK OUT mode selectionParameter or sensor selection 1032.2C TcKDecimal point position International Temperature ScaleRj mode Tecnical unitAverage readings Data memory configurationIN-OUT data memories Data memory automatic scanning Data memory manual recallAutomatic simulation cycle Manual step advanceSimulation cycle selection 0mV Time 0h 0m 50sStart 0.0mV End 100.0mVSimulation cycle Rj compensation mode checkProg Mode Linear Mode SquareScale factor program RJ 0.0C extWord psi Word hPa Word mbarFirmware version code Serial number Installation parameter procedureExternal Rj compensation Baud Rate Digital interface data program modeDigital output wiring practice Digital InterfaceCommunication protocol from CL526 to a PC TTL to RS 232 adapterComputer CL526 Data InstructPage Ramp = OHM Computer request for CL526 settingsMode InstrDis/Lin STO 2 #D 127 202 Display Chksum = DATA1 + DATA2 + Data 3 + Data 4 .AND.7F Example a Communication programsExample a data transfer from CL526 to PC Example B PC instructions to CL5263ØØ While LOC 1 = Ø Wend Error Checksum MaintenanceSafety recommendations Faulty operating conditionsStorage Protection fusesIndex WARRANTY/DISCLAIMER Temperature