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UniCal Milliamp Process Loop Calibrator

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Milliamp Process Loop Simulation and Measurement

 

The UniCal mA is an instrument designed to perform, in a modern and practical way, all the most popular process current check-outs and calibration, both in laboratory and field work. The current signal levels are those normally used on instruments, components and systems for industrial process control.

 

Accurate, compact, rugged, the easy to use UniCal mA represents the ideal solution for measurement and simulation inside both passive and active external circuits with five different modes of operation:

Generator mode

Simulator mode

Normal measuring mode

Loop powered measuring mode

24Vdc power supply

 

The microprocessor technology provides high accuracy on extended ranges and carries out mathematical computation (average, scale factor, square root) to simplify operator use. The selection of operating mode is made on a polycarbonate membrane keyboard which assures up to one million operations per key. The measured or the simulated value is indicated on a high quality LCD dot matrix display which provides good contrast even in poor light conditions.

 

The menu-driven set-up allows the generation of a single value, and the storage of three values with manual Recall. A manual repeat measurement is also possible.

 

The case, made of shock-resistant and self-extinguishing ABS, is ergonomically designed for easy and practical operations.

UniCal mA Loop Process Calibrator.jpg
Retired Product
Click Here to Order the UniCal mA.gif

Features

• Milliamp (mA) and % Readings
• High accuracy (± 0.05% of reading)
• Ranges:  0.00 to 22.00 mA (0.01 mA resolution); 4.00 to 20.00 mA (0.01 mA resolution)
• Measurement and simulation on passive or active external loops
• Electrical and technical unit (%) indication
• Average, scale factor, square root, and technical unit conversion algorithms
• Single-line LCD display (green)
• Digital, menu-driven procedures
• Internal 24 VDC loop power supply
• Measure and simulate choice of scalable engineering units
• Memory for 3 output values with manual recall and programmable step function

 

Specifications

Common mode rejection: >130 dB @ 50/60 Hz
Normal mode rejection: >60 dB @ 50/60 Hz
Maximum load: 1000 @ 20mA
Serial interface: TTL levels as standard. RS232 with the optional cable
Display: High contrast dot matrix LCD

Power supply: 4 AA alkaline batteries or Optional Ni-Cd rechargeable batteries

Scale factor: Zero and span programmable within -10000 and +10000

Square root: Programmable with 0 and +2500

Operating temperature: -5°C to +50°C (23°F to +122°F)

Storage temperature: -20°C to +60°C (-4°F to +140°F)

Case:  ABS

Dimension: 4.8" x 2.4" x 9.2"

Weights: Net 15.8 oz; Gross 2.2 lbs.

 
Unical mA Range and Accuracy Table

Signal

Range

Resolution

Accuracy

mA

0 to 22

0.01mA

±(0.05%+10µA)

 

4 to 20

0.01mA

±(0.05%+10µA

unical-rtd.jpg
Click Here To Order: Retired Product

Each instrument includes Serial Interface, Report of Calibration, Soft Vinyl Protection Case 4 AA Akline Batteries and Instruction Manual.


Temperature & Process Instruments Inc. * 1767 Central Park Avenue * Suite 112 * Yonkers  * NY * 10710
Phone: 1-914-673-0333 Fax: 1-866-292-1456 Email:
sales@tnp-instruments.com
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