PIECAL 235 Process Voltage Calibrator

SKU
PIE-235
Manufacturer:
PIECAL

Key Features:

  • Source three ranges of mV & V dc plus percent of 1 to 5 volts
  • Power your loops with over 1,000 Ohm loads
  • Read DC volts
  • Save time calibrating recorders and monitors in 4 to 20 mA loops
  • Simulate pH probes into transmitters & analyzers
  • Quickly set any three outputs plus automatic stepping & ramping
  • Use in the Plant, Field or Shop
  • Simple Battery Changes
Product Options:
$899.00

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Practical Instrument Electronics’ PIECAL 235 Process Voltage Calibrator allows for the verification, calibration and measurement of voltage, millivolt and pH signal instruments. The 235 is equipped to measure from -500.00 to +999.00 mV, 0.000 to 5.100 V, -25.0 to 125.0 % of 1 to 5 V; 0 to 20.000 V and 0.00 to 60.00 V DC. Ideal for checking I/V converters, loop power supplies, 1 to 5 volt signals and other voltages, the PIECAL 235 is a process voltage calibrator of an overall comprehensive value.

General

Operating Temperature

Range

-20 to 60 °C (-5 to 140 °F)

Storage Temperature Range

-30 to 60 °C (-22 to 140 °F)

Temperature effect

≤ ± 0.005 %/°C of Full Scale

Relative Humidity Range

10 % ≤RH ≤90 % (0 to 35 °C), Non-condensing

10 % ≤RH≤ 70 % (35 to 60 °C), Non-condensing

Common Mode Rejection

50/60 Hz, 100 dB

Normal Mode Rejection

50/60 Hz, 50 dB

Noise

≤ ± ½ Least Significant Digit from 0.1 to 10 Hz

Size

5.63 x 3.00 x 1.60 in, 143 x 76 x 41mm (L x W x H)

Weight

12.1 ounces, 0.34 kg (including boot & batteries)

Batteries

Four “AA” Alkaline 1.5V (LR6)

Battery Life

≥ 50 hours

Low Battery

Low battery indication with nominal 1 hour of

operation left

Protection against misconnection

Over-voltage protection to 60 vrms (rated for 30 seconds). Red LED and audible alarm indicates OVERLOAD for out of range conditions.

Display

High contrast graphic liquid crystal display with

0.35” (9 mm) high digits on main & 0.2” (5 mm) on

mA display. LED backlighting for use in low lit areas.

 

Voltage Source
Ranges and Resolution
  -500.00 to 999.00 mV
   1.000 to 5.000 V
   0.000 to 20.000 V
  -25.0 to 125.0% of 1 to 5 V
Accuracy
≤ ± (0.02 % of Reading + 0.01% of Full Scale)
≤ ± (0.02 % of Reading + 0.002 V)
≤ ± (0.02 % of Reading + 0.01% of Full Scale)
≤ ± 0.1%
Source Current ≥ 20 mA
Sink Current > 16 mA
Output Impedance ≤ 0.3 Ohm at ≤ 20 mA load
Short Circuit Duration Infinite

 

Voltage Read
Range and Resolution
  -500.00 to 999.00 mV
   1.000 to 5.000 V
   0.000 to 20.000 V
  -25.0 to 125.0% of 1 to 5 V
   0.00 to 60.00 V
Accuracy
≤ ± (0.02 % of Reading + 0.01% of Full Scale)
≤ ± (0.02 % of Reading + 0.002 V)
≤ ± (0.02 % of Reading + 0.01% of Full Scale)
≤ ± 0.1%
≤ ± (0.02 % of Reading + 0.02 V)
Input resistance ≥ 1 MΩ

 

pH Source
Accuracy in mV
Accuracy in pH
≤ ± (0.02 % of Reading in mV + 0.1 mV)
≤ ± 0.003 pH @ 25°C
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