Data Sheet

CALIBRATED WITH CONDUCTOR CENTRAL
IN THE COIL
OUTPUT AND RATINGS
ORDERING
TYPE Current rating (kA) Coil Circumference (mm)
DCflex 10 2000
DC
flex
ON
LOW BATTERY
OFFSET
ADJUST
POWER ELECTRONIC MEASUREM
ENTS Ltd.
NOTTINGHAM  UK 
www.pemuk.com
CAUTION
REFER TO INSTRU
CTIONS BEFORE USE
MODEL: DCflex / 10
PEAK CURRENT: 10.0 KA
SENSITIVITY: 0.2 mV/A
SERIAL No: 1234-5678
RESET
5
6
3
4
OUTPUT (Full Scale FS) 1.999V
Other current ratings and outputs are available on request
ACCURACY
PEAK CURRENT (FS) 9.999 / 19.99 / 29.99 / 39.99 kA
± 0.4% of reading
The DCflex is supplied with traceable calibration certificate to UKAS
TYPICAL VARIATION OF ACCURACY WITH
POSITION OF A 20cm² BUSBAR IN THE COIL
± 0.5% reading
DISPLAY ERROR 0.1% of FS
ADDITIONAL MEASUREMENT UNCERTAINTY
DUE TO INTERNAL NOISE
10.0 A pk - pk
(e.g. for the 10kA version 0.1% of FS, and for the 40kA version 0.025% of FS)
MEASUREMENT DRIFT
TEMPERATURE COEFFICIENT
-0.16% / °C clip - around coil
± 0.017% / °C electronics
SET-UP DRIFT
0.025% per sec (of reading)
From reset to clipping the coil into its socket around the busbar
OUTPUT DRIFT
< 5.0A per sec
From clipping the coil into its socket to taking a reading
COIL AND CABLE
 COIL CIRCUMFERENCE 1000 or 2000mm
 COIL CROSS SECTION (max) 8.5mm
PEAK COIL VOLTAGE ISOLATION 2kV
Safe peak working voltage to earth.
The coils are flash tested at 4kVrms / 50Hz for 60 seconds
TEMPERATURE RANGE 0°C to 120°C
For operation at high temperature please consult PEM
 CABLE LENGTH (from box to coil) 1.5m
INTEGRATOR AND DISPLAY
 POWER SUPPLY Battery 4 x AA (1.5V standard alkali batteries)
Typical life battery > 100hrs
-plus-
2.1/2.5mm socket for 12V to 24V (±10%) DC
input
Battery inoperative with DC supply present
 INTEGRATOR BOX DIMENSIONS H = 183mm, W = 93mm, D = 32mm
 DISPLAY 1.999V max output (4digit display, 0.001V
resolution) Alternative a version available to
drive a DMM or oscilloscope directly
TEMPERATURE RANGE 0°C to 40°C