89
Accuracy Table
8
Electrostatic capacity
Range Accuracy Charging current
1.000 µF ±1.9% rdg. ±5 dgt. 10 n/100 n/1 µA ±20%
10.00 µF ±1.9% rdg. ±5 dgt. 100 n/1 µ/10 µA ±20%
100.0 µF ±1.9% rdg. ±5 dgt. 1 µ/10 µ/100 µA ±20%
1.000 mF ±1.9% rdg. ±5 dgt. 10 µ/100 µ/200 µA ±20%
10.00 mF ±5.0% rdg. ±20 dgt. 100 µ/200 µA ±20%
• Open circuit voltage: 1.8 V DC or less
• Overload protection: 1000 V DC/1000 V AC or 2×10
7
V • Hz (energized for 1
minute)
Current under short circuit: 300 µA or less
Current under overload: Steady state 15 mA or less, transient state 0.8 A or less
• Maximum count for each range: 1100 (1000 for 10.00 mF)
• Auto range movement threshold: 1100 counts or more for upper range, 100
counts or less for lower range.
9
Diode
Range Accuracy Measurement current
1.500 V ±0.5% rdg. ±5 dgt.
*1
/±8 dgt.
*2
0.5 mA ±20%
• Open circuit voltage: 5.0 V DC or less ,voltage drop due to battery consumption
• Overload protection: 1000 V DC/1000 V AC or 2×10
7
V • Hz (energized for 1
minute)
Current under short circuit: 0.7 mA or less
Current under overload: Steady state 15 mA or less, transient state 0.8 A or less
• During the forward connection, an intermittent buzzer sounds (threshold:
0.15 V to 1.5 V) and the red LED blinks
• A continuous buzzer sounds and the red LED lights up at 0.15 V or less.
*1: DT4252, DT4253, DT4256
*2: DT4255