Item Number:
PFR-911

PRF-911 Concentric Ring Set Specifications

Concentric Ring Dimensions:
Inner electrode disc (D1) outside diameter: 1.2 inches (3.05cm) – Spring Loaded
counter pressure approximately 2 lb., ± 2 ounces (0.82 Kilograms, ± 0.06 kg)

Outer electrode ring (D2) inside diameter: 2.25 inches (5.72cm) Width 0.125 inches (0.32cm)

Alignment:
5.0x105 ± 1% Ohms @100 volts per S-11.11-1993 for Surface Measurements
5.0x105 ± 2% Ohms @10 volts
5.0x105 ± 1% Ohms @100 volts for Volume Resistivity Measurement
5.0x105 ± 2% Ohms @100 volts

Volume Resistivity Correction:
6.9 cm2 Total D1 Contact Area. Allows for D1 mounting screw head.

Fixture Weight:
1.8 lb (0.82 kg) without BNC/Banana adapter or connections.

Connections:
Fixture installed BNC for Inner Disc (D1) connection, and fixture assembly ground; dual BNC/Banana plug adapter supplied.
Fixture installed standard banana receptacle for Outer Ring (D2) connection.

Dual Test Bed:
Diameter: 4.0 inches (10.16cm). Lamination of 1/8 inch acrylic plastic and 1/4 inch stainless steel, or aluminum plate.

Power:
Not Applicable. The fixture and test bed are used in conjunction with the PROSTAT PRS-801 Resistance System and test leads.