EJB 9970 Volt / mA CALIBRATOR

    The EJB 9970 Volt/ mA Calibrator for measuring 0 to 24 mA DC current loop (with very high accuracy of 0,015%) or 0 to 20 V DC voltage, it delivers outstanding performance, durability and reliability. 

    With a push button EJB 9970 is easy to use. It is EMI tolerant, dust and splash resistant, and features a removable battery door for quick battery changes. It is compact, lightweight, and easy to carry.

 

  Display : large  (64 x 42 mm) 5 digit LCD  

  DC voltage input & output : 0-100,00 mV

  DC voltage accuracy : 0,02% + 3 counts

  DC current input & output : 24,000 mA

  DC current accuracy : 0,015% + 3 counts

  Loop power output  24V 10%

  Input impedance : 2M

  Over voltage protection : 30V

  Voltage driver capability : 1 mA

  Fuse : 125 mA / 250 V fast acting fuse

  External power operation

  Dimensions : 205 x 97 x 45 mm

  Weight 460 g (incl. battery)

General specifications
Maximum voltage applied between any jack and earth ground or batween any tow jack : 30 V
Storage temperature : -40C...+60C
Operating temperature : -10C...+55C
Operating altitude : 3000 meters maximum
Temperature coefficient : 0,005% of range per C for temperature range -10C to 18C and 28C to 55C
Relative humidity : 95% up to 30C; 75% up to 40C; 35% up to 55C
Shock : random 2 g, 5 Hz to 500 Hz
Safety protection : 1 meter drop test
Power : 6 AAA batteries

Specifications DC V Input and Output

 
Range Resolution Accuracy   (% of reading + counts)
100 mV 0,01 mV 0,02% + 3
20 mV 0,001 V 0,02% + 3
Input impendance : 2 MOhm (nominal), <100 pF
Over voltage protection : 30 V
Voltage driver-capability : 1 mA

Specifications DC mA Input and Output

 
Range Resolution Accuracy   (% of reading + counts)
24 mA 0,001 mA 0,015% + 3
20 mV 0,001 V 0,02% + 3
Over voltage protection : 125 mA, 250 V fast acting fuse
Percent display : 0% = 4 mA, 100% = 20 mA
Source mode : compliance 1000 Ohm at 20 mA for battery voltage ≥ 6,8 V, (4000 Ohm at 20 mA for battery voltage 5,8 to 6,8 V)
Simulate mode : external loop voltage requirement : 24 v nominal, 30 V maximum, 12 V minimum

Specifications Loop Power : 24 V 10%

Calibration : by Bercu nv (see extra info >>)

Standard delivery

- instrument

- injection insulation test lead

- crocodile jacks

- battery (6 x 1,5V AAA)

- carrying case

- manual instructions

   

 
Related products :

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- Temperature calibrator

- Thermocouple calibrator

- Volt/ mA calibrator

- Pressure calibrator

- Sound level calibrator

- Humidity calibrator

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Bercu nv

Noordschippersdok 13                         T. +32 3 225 32 73                        

B-2060 Antwerp                                  F. +32 3 234 18 49

Belgium                                             ejb@bercu.be

 

www.bercu.be    www.bercu.com    Copyright @ Bercu nv. All rights reserved.