Time Electronics

7018 Differential Pressure Calibrator

Time Electronics Ltd, Unit 5, TON Business Park, 2-8 Morley Road, Tonbridge, Kent, TN9 1RA, United Kingdom

T: +44 (0) 1732 355993 | F: +44 (0) 1732 350198 | mail@timeelectronics.co.uk | www.timeelectronics.com

v2b

06/22

Due to continuous development Time Electronics reserves the right to change specifications without prior notice.

Technical Specifications

Pressure

Range (bar)

0 to ±0.2

0 to ±2

0 to ±5

0 to ±10

Accuracy (% of FS)

0.1

0.04

0.04

0.04

Resolution (bar)

0.01 mbar

.0001

0.001

0.001

Units............................................................................0.2 bar version: mbar, PSI, kg/cm2, cmWg and mA.

2, 5, and 10 bar versions: bar, PSI, kg/cm2, cmWg and mA.

Maximum Static Pressure.........................................10 bar.

Sensor ........................................................................Piezo-resistive - stainless steel diaphragm.

Over pressure warning .............................................1.2 x range full scale - audio and visual (on LCD) warning.

Fittings........................................................................Quick Release.

Electrical

Range .........................................................................Loop current measurement 0 to 200 mA.

Resolution ..................................................................10 μA.

Resistance..................................................................Loop load 5 Ω.

Accuracy ....................................................................0.05 % of reading ±1 digit.

Loop Drive..................................................................24 V or 36 V switch selectable, 50 mA max - isolated and with short circuit protection.

Continuity ...................................................................Threshold: 100 Ω with audio and visual warning.

Terminals ....................................................................4 mm industry standard terminal posts.

General Specifications

Power Source ............................................................Internal rechargeable NiMH batteries, or mains supply (230 V or 110 V 50/60 Hz).

Battery Life .................................................................24 hrs of typical usage between charges.

Display........................................................................7 segment LCD display with ‘Low Battery’ warning indicator.

Interfaces....................................................................RS-232 for readback and re-calibration (software not supplied).

Case............................................................................Structural resin which is weather-proof to IP66 standard.

Dimensions ................................................................W 270 x H 175 x D 250 mm.

Weight.........................................................................3 kg.

Supplied with .............................................................1 pressure hose: Quick release fitting.

Electrical Test Lead: Twin flexible lead, terminated with 4 off 4 mm gold plated plugs.

Electrical probes: 2 off low voltage probes and 2 crocodile clips. Mains power lead.

Optional extras ..........................................................Pneumatic hand pumps, gauges, loop simulators, EasyCal calibration software,

spare fuses, and calibration certificates.

Ordering Information

7018......................................................................... Differential Pressure Calibrator (+ pressure range code a shown below)

Range (bar)

0.2

2

5

10

Option Code

7100

7101

7102

7103

7090 ............................................................................Pneumatic Hand Pump (vacuum to 40 bar). See separate datasheet for options

7190 ............................................................................Pneumatic Benchtop Pump (-400 mbar to 400 mbar). See separate datasheet for options

7191 ............................................................................Pneumatic Benchtop Pump (vacuum to 4 bar). See separate datasheet for options

7006 ............................................................................Loop-Mate 1: Loop Current Simulator

ECFLA.........................................................................EasyCal Calibration Software. See separate datasheet for further information.

C178............................................................................Traceable calibration certificate (Factory)

C190............................................................................Accredited calibration certificate (ISO 17025)

Specifications are for 1 year at 23 ºC ±5 ºC.

Accuracy includes linearity and long term effects. All accuracies are ±1 digit.

For operation outside specified temperature range, apply 70 ppm per °C.