وصف

GA688 adopts 4.3 inches true color IPS display shows the test value, programmable and adjustable, with test speed: 12 مرات / ثانية; dual display of resistance and leakage current, GA688 is programmable sequential test mode, having 4-level comparator function of3-binGD and one NG. Equipped with HANDLER/RS232C/USB/RS485interface for remote control. U disk records test data and can remotely upgrade instrument firmware. With optional foot switch trigger function. GA688 is widely used for high-value resistance; capacitor insulation resistance and leakage; various insulating materials and wire and cable equipment, إلخ.

Megohm Tester

تحديد

GA688 Insulation Resistance Meter

المعلمة Insulation Resistance, Micro current
Output Voltage 0.5V~1000VDC (0.1V step NC)
Basic Accuracy الخامس > 10الخامس: ±0.25% ±0.5V, V≤10V: ±1% ±0.5V
IR Test Range 10kΩ~10Tohm
Basic Accuracy أنا > 10nA:±2%, أنا < 10nA:±5%, أنا < 1nA: ±10%
Current Test Range 10pA ~1mA
Basic Accuracy أنا > 10nA:±2%, أنا < 10nA:±5%, أنا < 1nA: ±10%
سرعة الاختبار Fast: single measurement time ≤45ms, Slow: single measurement time ≤85ms
Charging Test Time Charging time: 0~999S, programmable

وقت الاختبار: 0~999S, programmable

يتراوح Auto/Hold range
Setup Save 5 groups inside the instrument or external U disk
Trigger Mode Internal trigger, external trigger, BUS trigger, foot switch
Signal Output PASS1/PASS2/PASS3/FAIL
Beep GD/NG/OFF
Limit setting mode 3 bins; absolute value upper/lower limit or only unilateral judgment
Clear Zero Open-circuit clear zero for all ranges
واجهه المستخدم USB HOST/USB DEVICE / RS232 / HANDLER / RS485
آحرون درجة حرارة: 0℃~40℃; Humidity: ≤90%RH, لا التكثيف
GENERAL FEATURES
مزود الطاقة الجهد االكهربى:198V ~ 242V AC, تكرار: 47Hz~63Hz
Size and Weight 361مم(ل) x 107mm(دبليو)x264 mm(ح); وزن: تقريبا. 4.6كلغ
ORDERING INFORMATION
مُكَمِّلات Three-terminal Test Clip

USB Communication cable

RS232 Communication cable

Handler Connector

AC Power Cord

خياري Foot switch, data acquisition software

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