Keithley 7700 20-Channel Differential Multiplexer Module with Screw Terminals
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Keithley 7700 is a 20-channel differential multiplexer with 50MHz bandwidth, automatic CJC, and screw terminals for temperature and general purpose measurements.
Product details
| Model | 7700 |
| Manufacturer | Keithley |
| Category | DAQ Modules & Cards |
| Availability | Made to order |
Description
Overview
The Keithley 7700 is a 20-channel differential multiplexer module designed for use with Keithley 2700, 2701, and 2750 DMM/Data Acquisition Systems. It provides 2-pole or 10-channel 4-pole multiplexer switching with two additional protected channels for current measurements. Automatic cold junction compensation (CJC) is included for thermocouple temperature measurements.
Key Features
- 20 channels for general purpose measurements plus two channels for current measurement
- 50MHz bandwidth with low insertion loss
- 300V, 1A capacity for voltage channels; 60W, 125VA power rating
- 3A capacity for current channels
- Automatic cold junction compensation (CJC) for thermocouple measurements
- Oversize screw terminal connection blocks for easy connections
- Relay closures stored in onboard memory
Applications
- RTD temperature measurements
- Thermistor temperature measurements
- Thermocouple temperature measurements
- General purpose signal routing and measurement
Specifications
| Series | 7700 Series |
| Bandwidth | 50 MHz |
| Connector Type | Screw terminal |
| Maximum Current | 3 A |
| Maximum Power | 60 W |
| Maximum Voltage | 300 V |
| Maximum Wire Size | 20 AWG |
| Number of Channels | 20 Channels |
| Operating Temperature Range | 0-50°C |
| Relative Humidity Range | 0-80% |
| Series Compatibility | 2700, 2701, 2750 |
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Keithley 7700 20-Channel Differential Multiplexer Module with Screw Terminals
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