cap._specs.docx

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Capacitance Bridges
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N64267-16-R-0003
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3.0 SPECIFICATIONS (Material/Equipment)

3.1The capacitance bridge shall have the following characteristics:
3.1.1Operational frequencies: 400 Hz, 1 kHz, and 5 kHz
3.1.2Range: 0.001 pF to 1 pF
a.Accuracy (1 kHz): ±0.25% iv (0.001 pF), ±0.025% iv (0.01 to 1 pF)
3.1.3Range: 1.1 pF to 10 pF
a.Accuracy (1 kHz): ±0.005% iv
3.1.4Range: 11 pF to 100 pF
a.Accuracy (1 kHz): ±0.005% iv
b.Accuracy (400 Hz): ±0.0375% iv (10-100 pF)
c.Accuracy (5 kHz): ±0.125% iv (11-75 pF)
3.1.5Range: 110 pF to 1,000 pF
a.Accuracy (1 kHz): ±0.0125% iv
b.Accuracy (400 Hz): ±0.025% iv
c.Accuracy (5 kHz): ±0.025% iv (137-1,000 pF)
3.1.6Range: 1,050 pF to 18,000 pF
a.Accuracy (1 kHz): ±0.005% iv (1,100-10,000 pF), ±0.025% iv (18,000 pF)
b.Accuracy (400 Hz): ±0.02% iv (1,050-7,990 pF)
c.Accuracy (5 kHz): ±0.024% iv (1,033-10,000 pF)
3.1.7Range: 20,000 pF to 100,000 pF
a.Accuracy (1 kHz): ±0.005% iv
b.Range: 200,000 pF to 1,000,000 pF
c.Accuracy (1 kHz): ±0.005% iv

3.1.8 Test Voltage: up to 15 V rms

3.1.9 Loss: Capable of measuring dissipation factor as low as 1.5 x 10-8 tan δ, a conductance of 3 x 10-7 nS or a resistance up to 1.7 x 106 GΩ

3.1.10 Power Requirements: 120 V @ 60 Hz

3.1.11 Operating Temperature range: 0C to 45C

3.1.12 Humidity Operational Range: 20% to 60% RH without affecting stated accuracy.

3.1.13 Maximum System Weight: 20 Pounds.

3.1.14 Networking: The capacitance bridge must include an IEEE-488 (GPIB) bus interface for potential use with METBENCH automated procedures.

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