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TEL-TRU MANUFACTURING COMPANY
MODEL 530
4-20 mA LOOP CALIBRATOR
FEATURES:
4 to 20 mA Loop Functions
• Source and Read 0.000-24.000 mA
• Simulate 2-Wire Transmitters 0.000-24.000mA
• Power 2-Wire Transmitters and Read 0.000-24.000 mA
• Display current in mA or -25.00-125.00% of 4-20 mA
Read Voltage Function
• Read 0.00 to ± 30.00 VDC with 4X over range ability
Full 5 Digit Display
• True ±0.012% of reading accuracy
• Bar graph for quick reference of input and output levels
• High contrast graphic display viewable in all lighting conditions and angles
EZ-Dial™ Knob
• Easily adjust output by 0.001 mA (0.01%) or 0.100 mA (1.00%)
EZ-Check™ Switch with EZ-Step™ Button
• 3-position tactile switch with push button for true one-handed calibrations
• Push button for stepping through calibration points
• 6 different step sizes
• Hands-free auto step and auto ramp modes
Uses a standard 9V Alkaline Battery
• Superior battery life up to 40 hours under typical continuous usage
• Easy access to battery compartment
240 VAC Tolerant
• Fuse-less protection from accidental misuse
Lightweight and rugged with a solid feel
• Convenient Velcro
hand strap allows for a firm confident grip or
®
attachment to pipes and ladders.
DESCRIPTION:
The Model 530, designed for use in the process control industry, has simple, easy to use controls featuring a large high
contrast display with easy visibility without the need for contrast adjustments. The Model 530 is designed to be a tool with
all the practical functions required to get the job done easily without the confusing extras or reading through a complicated
manual. The Model 530 can source and read current in the process loop and simulate, power and measure 2-wire
transmitters. It can read voltage to 30.00 VDC with over 4X over range ability.
HART
protocol compatibility mode
®
User selectable 250O resistor in
series with the output for
compatibility with HART protocol
enabled devices.
EZ-Dial, EZ-Check, and EZ-Step are trademarks of
Practical Instrument Electronics, Inc.
Velcro is a registered trademark of Velcro Industries B.V.
Hart is a registered trademark of Rosemount Inc.
www.t e l t r u . c om
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Summary of Contents for TEL-TRU 530
- Page 1 DESCRIPTION: The Model 530, designed for use in the process control industry, has simple, easy to use controls featuring a large high contrast display with easy visibility without the need for contrast adjustments. The Model 530 is designed to be a tool with all the practical functions required to get the job done easily without the confusing extras or reading through a complicated manual.
- Page 2 Our equipment is guaranteed against defective material and workmanship (excluding batteries) for a period of three years from the date of shipment. Claims under guarantee can be made by returning the equipment prepaid to our factory. The equipment will be repaired, replaced or adjusted at our option. The liability of Tel-Tru Manufacturing Co.
- Page 3 2-Wire Transmitter Simulate 3 3 3 3 ON/OFF Button Press ON/OFF to turn the Model 530 on or off. EZ-Dial Knob Adjust the output up and down with the EZ-Dial knob. The increment is 0.001 mA (or 0.01% if display units are % of 4-20 mA.) Press while turning to adjust 100X faster –...
- Page 4 ). Press the EZ-Dial knob to change the step direction. Press the EZ-Step pushbutton for more than one second to activate auto step/ramp mode. The Model 530 will automatically step by the EZ-Step size. Press the EZ-Step pushbutton again to deactivate auto step/ramp mode.
- Page 5 Quick Reference Bar Graph The Quick Reference Bar Graph indicates the input and output level to the Model 530 in % of 4-20 mA with 1% resolution. If the input or output signal is outside the normal operating range of the Model 530 the Quick Reference Bar Graph is replaced by an error message (see section I for errors.)
- Page 6 ON/OFF (default) If Factory Reset is ON, the unit will restore all factory defaults when the Model 530 is turned OFF and back ON. This will reset any changes made in the Model 530 Configuration options, returning the unit to its simplest factory configuration.
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