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The AH 1100電容標(biāo)準(zhǔn)機(jī)箱包含1-4支AH11A硅熔合電容標(biāo)準(zhǔn)。機(jī)內(nèi)的精密溫度控制確保了其性能非常穩(wěn)定。它提供了足夠的精度去校準(zhǔn)AH2500A，2550A及2700A.電容值可以從0.1pF-115pF任意選購(gòu)。
大些的電容年穩(wěn)定度優(yōu)于0.3ppm
AH 1100/11A SPECIFICATIONS
Range of capacitance values that can be ordered: Any value from 0.1 pF to 115 pF.
Accuracy of initial setting: 2 + 1/C ppm at 1 kHz where “C” is the value of the 11A in pF.
Stability in ppm per year: 0.3 + 1/C ppm/year
Temperature coefficient relative to a change in ambient temperature: 0.01 ppm/°C
Hysteresis from temperature cycling: 0.05 ppm
Hysteresis from mechanical shock: 0.05 ppm
AC voltage coefficient: 0.003 ppm/volt rms at 1 kHz
DC voltage coefficient: 0.0001 ppm/volt
Sensitivity to power line voltage changes: 0.0003 ppm per 1% change in power line voltage
Dissipation factor: less than 0.000 003 tan delta
Maximum allowable applied voltage: 250 volts peak
Warm up time from power-on: 30 minutes
Operating temperature range: 10° to 40° C
Storage temperature range: -40° to +75° C
Humidity: 0 to 85% relative humidity, non-condensing
Power requirements: 40 watts max. during power-on, 20 watts after power-on
Power frequency: 48 to 440 Hz
Power voltage ranges: 85 to 115, 102 to 138, 187 to 253 and 204 to 276 volts rms
AH 1100 packaging: The AH 1100 frame is 3.5 inches （8.9 cm） high and 15 inches （38.1 cm） deep behind the front panel. Hardware for rack mounting and a bail for bench top use are provided.
Weight of AH 1100 only: 15 pounds （7 kg）
AH 11A packaging: 4.45 wide by 8.0 long by 2.0 inches high （11.3 wide by 20.3 long by 5.1 cm high）.
AH 11A weight: 1.5 pounds （0.7 kg）
Safety: Designed in accordance with UL1244, IEC348, and BS4743
Radiated emissions: Designed to meet FCC and VDE class A requirements
Warranty: The AH 1100 and AH 11A are covered by a three year warranty. Forward and return shipping is covered during the first three months of the warranty period.
Note: Specifications are subject to change without notice.
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