Amprobe AMB-25 Insulation-Tester - Manual (Page 2)

2-2 Electrical Specifications
2. SPECIFICATIONS
Accuracies are specified as:
±(...% of reading + ...digits) at 23℃ ±5℃,below 80% RH.
2-1 General Information
Environment conditions : ‰ Insulation Resistance
c Installation Categories Ⅲ 1000V
Range Resolution Accuracy Test Voltages
40MΩ/400MΩ 250V+20% ~ -0%
400MΩ/1000MΩ
/500V
500V+20% ~ -0%
400MΩ/ 2000MΩ
/1000V
40MΩ: 10 KΩ
400MΩ:100 KΩ
4000MΩ: 10MΩ
3%+5
(<1000M)
5%+5
(>1000M)
1000V+20% ~ -0%
Analog Bar Graph 0 to 4000MΩ
Nominal Current ≧ 1mA
d Pollution Degree 2
e Altitude up to 2000 meters
f Indoor use only
Safety Meets of IEC61010-1 and IEC61557
Display : Dual display, 3-3/4 Digital readout with analog bar
indication.
Sampling Rate : 2.5 sample/sec.
Manual data Memory and Read : Memory capacity 9 set.
Over Range Indicator : “ ” will be displayed.
Low Battery Indication :
BT ‰ Resistance & Continuity (<40Ω) The ( ) will be displayed when the battery voltage drop
below the operating voltage.
Range Resolution Accuracy
Max. open Circuit
Voltage
Overload
Protection
999.9Ω 0.1Ω 1%+2 3V 1000Vrms
Operating Temperature and Humidity：
0℃ to 50℃ (32℉ to 122℉) below 80% RH (noncondensing).
Temperature Coefficient : 0.10 x (specified accuracy)/ ℃
Storage Temperature and Humidity :
-10℃ to 60℃ (14℉ to 140℉) below 70% RH (noncondensing)
Battery : 6 x 1.5V Size “AA” battery.
Fuse : 6mm x 32mm (0.25 x 1.25 inch), 0.5A 1000V, Fast Acting.
Dimensions : 235 (L) x 116 (W) x 54(H) mm ,
(9.3”L x 4.6”W x 2.1”H)
Weight : Approx. 520g (1.15 LB), include battery
Accessories : Test leads, 6pcs battery, Holster, operation manual.
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