Keithley 7055-A
The Keithley 7055-A is an accessory card designed for use with Keithley switching systems. This card provides a versatile solution for expanding the switching capabilities of test and measurement setups. It enables automated signal routing and connection management, enhancing the efficiency of data acquisition and control applications. The 7055-A features multiple channels for connecting various instruments and devices, making it suitable for automated testing, data logging, and component characterization.
- Model
- Keithley 7055-A
- Calibration
- Available on request
- Price
- $225
- Status
- In stock
- RFQ ref
- 7055-A
This unit
The Keithley 7055-A is a relay scanner card for the Model 705 Scanner mainframe, delivering flexible switching across up to 10 channels in 2-pole configuration or 20 channels in 1-pole mode. This general-purpose switching module operates as a voltage scanner, independent relay card, or matrix card, supporting break-before-make isolation and low contact potential for precision measurement applications.
Technical Specifications Switching Configuration
10 channels in 2-pole Form A
20 channels in 1-pole mode
Matrix options: 1×10 or 2×6 Signal Performance
Maximum voltage: 10 V or 15 V
Maximum current: 10 mA or 250 mA
Contact resistance: ≤0.12 Ω to rated life
Contact potential: <1 µV per contact pair (copper leads); <50 µV typical
Actuation time: 10⁹ Ω, 0 pF typical; 10 MΩ into 500 Ω @ 1 GHz
Differential input isolation: >10⁹ Ω, 10⁹ Ω, 450 pF typical
Common mode voltage rating: ≤50 V peak Reliability
Relay life: 10⁸ closures at maximum contact ratings
At maximum signal levels, relay life degrades by factor of 10
Key Features
Break-before-make switching ensures channel isolation
Barrier strip connections for input and output
Compact form factor: 32 mm × 114 mm × 272 mm; 0.27 kg
Operating temperature: 0°C to 50°C (0% to 80% RH to 35°C)
Storage temperature: -25°C to 65°C
Typical Applications
Automated voltage routing and scanning
Multi-channel relay switching for test systems
Low-level signal matrix switching
General-purpose switching in distributed measurement systems
Compatibility & Integration Designed for the Keithley Model 705 Scanner mainframe, which accepts up to two plug-in cards. Compatible with the Model 7056, 7057, 7058, and 7059 scanner cards.
Specifications
| Parameter | Value |
|---|---|
| Voltage / Current Range | 10 V or 15 V max |
Keithley 7055-A — Repair & Calibration Service
Aumictech offers NIST-traceable calibration and repair for the Keithley 7055-A. All calibrations are performed to NIST-traceable standards and ship with a certificate. Turnaround is typically 1–3 business days after receipt.
Keithley 7055-A price
This Keithley 7055-A is listed at $225. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.
Keithley 7055-A calibration cost
NIST-traceable calibration for the Keithley 7055-A is $450 (standard — pass/fail certificate and calibration sticker) or $650 (full measured data at every test point, reference standards documented, traceability chain included). Turnaround is 1 to 3 business days after receipt. See full calibration details →
