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Model 22C![]() |
Model 24C![]() |
Model 26C![]() |
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Two input, four control loop general purpose controller | Four input, four control loops. Optimized for ultra-low temperature | Four input, high output power | |
Sensor Inputs |
2 |
4 |
4 |
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Temperature Range | 300mK to 1,500K | <100mK to 1,500K | <100mK to 1,500K |
Excitation Current | 2.5mA to 10nA | 15mA to 50nA | 2.5mA to 100nA |
Constant-Voltage Excitation Levels | 10mV, 1.0mV AC |
10mV to 100µV AC |
10mV to 100µV AC |
Supported Sensors | |||
Silicon Diode | 1.4 to 475K | 1.4 to 475K | 1.4 to 475K |
Ruthenium Oxide | 300mK to 273K | <200mK to 273K | <200mK to 273K |
Platinum RTD | 14 to 1020K | 14 to 1020K | 14 to 1020K |
Cernox™ | 300mK to 420K | <200mK to 420K | <200mK to 420K |
Rhodium-Iron | 1.4 to 800K | 1.4 to 800K | 1.4 to 800K |
Germanium | 500mK to 100K | 500mK to 100K | 500mK to 100K |
Carbon Glass™ | 1.0K to 325K | 1.0K to 325K | 1.0K to 325K |
GaAlAs Diode | 25K to 325K | 25K to 325K | 25K to 325K |
Thermocouple | Option, >1.4K | Option, >1.4K | Option, >1.4K |
Calibration Curves | Built-in
curves for most industry standard sensors plus additional user
supplied curves. Interpolation is performed using a Cubic Spline algorithm for highest possible accuracy. |
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User Calibration Curves |
8 x 200 entries | 8 x 200 entries | 8 x 200 entries |
Control Loops |
4 |
4 |
3 |
Output Type | Linear Constant-Current |
Linear Constant-Current |
Linear Constant-Current |
Loop 1 Heater | 50W / 25W 50Ω / 25Ω Three decade ranges |
50W / 25W 50Ω / 25Ω Three decade ranges |
100W Four ranges |
Loop 2 Heater | 25 / 2.5 Watt, 50Ω | 25 / 2.5 Watt, 50Ω | 50W Three ranges |
Non-Powered loops | 2 | 2 | 2 |
Control Modes | PID, Table, Ramp | PID, Table, Ramp | PID, Table, Ramp |
Output Resolution | 1.0ppm (20 bits) | 1.0ppm (20 bits) | 5.0ppm (16 bits) |
Update Rate | 15/S | 15/S | 15/S |
PID Tables (PID zones) |
6 x 16 Auto input channel select |
6 x 16 Auto input channel select |
6 x 16 Auto input channel select |
Autotuning | Yes | Yes | Yes |
Data Logging | Yes | Yes | Yes |
Interfaces |
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Ethernet | Yes | Yes | Yes |
Ethernet Protocols | HTTP: Embedded Web server. SMTP: E-mail. UDP and TCP: ASCII command language remote control. |
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IEEE-488.2 | Yes | Optional | Optional |
RS-232 | - | Yes | - |
USB 2.0 | Yes | - | Yes |
Alarms | 4 - LED and Audio | 4 - LED and Audio | 4 - LED and Audio |
Relay Outputs | 2 (125V @ 10A) | 2 (125V @ 10A) | 2 (125V @ 10A) |
User Interface | |||
Front Panel Display | 240x64 Graphics TFT-LCD with LED backlight |
240x64 Graphics TFT-LCD with LED backlight |
240x64 Graphics TFT-LCD with LED backlight |
Number of channels displayed |
2 | 4 | 4 |
Keypad | 21 key silicon rubber |
21 key silicon rubber |
21 key silicon rubber |
CalGen™ and Cryo-Con™ are registered
trademarks of Cryogenic Control Systems, Inc. All other product and company names are trademarks or trade names of their respective companies. |
Tel: (858) 756 3900 Fax: (858) 759 3515
Specifications subject to change without notice. ©Cryogenic Control Systems, Inc. 1998 - 2021 |