HT7051 - HT7051N
EN - 29
CAPACITANCE MEASUREMENT
Range Resolution Load resistance Test voltage (Vn) Accuracy
1nF 999nF
1nF
5M
Vn 5000V
(10rdg+5dgt)
1.00
F 5.00
F 0.01
F
1nF 999nF
1nF
Vn 2500V
1.00
F 9.99
F 0.01
F
10.0
F 19.9
F 0.1
F
1nF 999nF
1nF
Vn 1000V
1.00
F 9.99
F 0.01
F
10.0
F 49.9
F 0.1
F
Charge time of capacitance (0V 5000V): < 3s x 1F
Discharge time of capacitance (5000V 25V): < 5s x 1F
LEAKAGE CURRENT
Range
Resolution Accuracy
0.1nA 99.9nA
0.1nA
(7rdg+3dgt) if
nA
VoltageTest
Rmis
5
(22rdg+3dgt) if
nA
VoltageTest
Rmis
5
100nA 999nA
1nA
1.00
A 9.99
A 0.01
A
10.0
A 9.99
A 0.1
A
100
A 999
A 1
A
1.00mA 2.5mA
0.01mA
PI – DAR
Range Resolution Accuracy (*)
0.01 9.99
0.01
(5rdg+3dgt) if
nA
VoltageTest
Rmis
5
(20rdg+3dgt) if
nA
VoltageTest
Rmis
5
(*) Load capacitance < 1nF
10.1 REFERENCE GUIDELINES
Instrument safety: IEC/EN61010-1, IEC/EN61557-1, IEC/EN61557-2
Measuring accessory safety: IEC/EN 61010-031:2002 + A1:2008
EMC: IEC/EN61326-1
Technical documentation: IEC/EN61187
Insulation: double insulation
Protection: IP40 (open case), IP53 (closed case) according to IEC
/EN60529
Polluting level: 2
Measurement category: CAT IV 600V (to earth), max 600V between inputs
Maximum height of use: 2000m (6561ft)
10.2 GENERAL CHARACTERISTICS
Mechanical characteristics
Dimensions (L x W x H): 360 x 310 x 195mm (14 x 12 x 8in)
Weight: 3.5kg (7.8lb)
Power supply
External power supply: 220-240VAC, 50-60Hz, 20VA (HT7051)
110-120VAC, 50-60Hz, 20VA (HT7051N)
Internal battery type: 1x4.8V, 3800mAh NiMH rechargeable by mains
Recharging time: 4 hours
Fuse: T 200mA H 250V, Ir:1,5kA
Low battery indication: symbol “ ” at display.