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Temperature Controller

Selection Guide



  Model 22C
Model 22C Temperature Controller
Model 24C
Cryo-con Model 24C
Model 26
Cryo-con Model 26
  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
Temperature Range 300mK to 1,500K <200mK to 1,500K 500mK 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, 3.0mV, 1.0mV, 300µV AC

10mV 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 500mK to 273K
Platinum RTD 14 to 1020K 14 to 1020K 14 to 1020K
Cernox™ 300mK to 420K <200mK to 420K 500mK 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.
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
Ethernet Yes Yes Yes
Ethernet Protocols
HTTP: Embedded Web server. SMTP: E-mail. UDP and TCP: ASCII command language remote control.
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
 

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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 - 2017