Operation Manual

Elma BM 251-252-255-257 side 50
Diode Tester
RANGE Accuracy
1.000V 1.0% + 3d
Test Current: 0.56mA typically
Open Circuit Voltage: < 1.8VDC typically
DC Current
RANGE
Accuracy
Burden Voltage
600,0µA 0,5%+5d
0,10mV/µA
6000µA 0,5%+3d
60,00mA 0,5%+5d
1,7mV/mA
600,0mA 0,5%+3d
6,000A 1,2%+6d
0,03V/A
8,00A 1,8%+6d
1)
8A continuous, >8A to 15A for 30 sec. max with 5 minutes cool down interval
AC Current
RANGE
Accuracy
Burden Voltage
50H
Z
~
400
H
Z
600,0µA, 6000µA
1,0%+3D
0,10mV/µA
60.00mA, 600.0mA 1,7mV/mA
6,000A 1.2%+6d
0.03V/A
8,00A
1
1,8%+6d
1)
8A continuous, >8A to 15A for 30 sec. max with 5 minutes cool down interval
Temperature (BM252, BM255 & BM257 only)
RANGE
Accuracy
-50
o
C ~ 1000
o
C 0.3% + 3d
-58
o
F ~ 1832
o
F 0.3% + 6d
K type thermocouple range & accuracy not included
Audible Continuity Tester
Audible Threshold: Between 10Ω and 80Ω
Response time: 32ms
Logic Level Hz (mV Function)
RANGE
Sensitivity
(square wave)
5.00 Hz ~ 500.0 kHz 3 Vpeak
5.00 Hz ~ 1.000 MHz 5 Vpeak
Accuracy: 0.03%+2d