ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Resistance measurement
Measuring range/ Resolution/ Accuracy (1 year) (23°C ±5°C)/ Measuring current/ Voltage drop
500 mΩ/ 10 μΩ/ 0.05% + 50 μΩ/ 100 mA/ 50 mV
5 Ω/ 0.1 mΩ/ 0.05% + 0.5 mΩ/ 10 mA/ 50 mV
50 Ω/ 1 mΩ/ 0.05% + 5 mΩ/ 10 mA/ 500 mV
500 Ω/ 10 mΩ/ 0.05% + 50 mΩ/ 1 mA/ 500 mV
5 KΩ/ 100 mΩ/ 0.05% + 0.5 Ω/ 0.1 mA/ 500 mV
50 KΩ/ 1 Ω/ 0.05% + 5 Ω/ 0.01 mA/ 500 mV
Accuracy given in % of reading + fixed value at 23°C ±5°C
Temperature coefficient beyond operating range: < 10% accuracy/°C (from 0 to18°C and from 28 to 50°C)
Open circuit voltage: < 8 V
Resistance of the connection cables: < 20 Ω
Voltage measurement
Range/ Resolution/ Accuracy (1 year) (23°C ±5°C)
400 V/ 1 V/ 1% + 1 V
Accuracy given in % of reading + fixed value at 23°C ±5°C
Temperature measurement
Range/ Resolution/ Accuracy (1 year)(23°C ±5°C)
-10 to 60°C/ 0.1°C/ 1.5°C
Accuracy given in % of reading + fixed value at 23°C ±5°C
Further features
Resistance types
Inductive resistances: Coils, transformers, motor windings...
Non-inductive resistances: Earth bonding, coating, contact resistances...
Measuring current: DC current from 0.01 mA to 100 mA
Continuous ou pulsed
Measuring time: 0.5 s in continuous current mode or 1 s in pulsed mode
EMFs: Automatic compensation of EMF parasites before each measurement for a greater accuracy
Temperature compensation:
Choice of metal temperature coefficient
Choice of ambient temperature (programmed or measured with internal sensor)
Temperature compensation at 20°C: Resolution: 0.1°C, accuracy: ±0.5°C
(R20 = Resistance compensated at ambient temperature equal to 20°C)
General specifications
Size: 120 x 65 x 245 mm
Weight: 1.1 Kg
Display: LCD, 50,000 counts,13 mm high
Power supply: 10 to 20 V 0.5 A
Internal batteries: Type: Ni/Cd 1.7 Ah
Charging time: 14 h
Battery life: 10 h over 500 mΩ range
Environmental specifications
Reference range: 23°C ±5°C (45 to 75% w/o condensing)
Operating reference range: 0 to 50°C (RH: 20 to 75% w/o condensing)
Limit operating range: -10°C to +55°C (RH: 10 to 80% w/o condensing)
Storage temperature limits: -30°C to +60°C (-15°C to +50°C with battery charged)
