MJ Research
Tetrad Gradient Cycler
PTC-225
An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used.
Specifications
Thermal range: –5˚ to 105˚C, but no more than 30˚C below ambient
temperature
Accuracy: ±0.3˚C of programmed target @ 90˚C, NIST-traceable
Thermal homogeneity: ±0.4˚C well-to-well within 30 seconds of arrival at
90˚C (for most Alpha units; see specifications for individual Alpha units)
Ramping speed: Up to 3˚C/sec for all single- and dual-block Alpha
units; 1.2˚C/sec for the Twin Tower
Sample capacity: Varies with installed Alpha unit
Line voltage: 100–240VAC rms (no adjustment needed among voltages within these ranges)
Frequency: 50–60Hz single phase
Power: 850W maximum
Fuses: Two 6.3A, 250V, 5 x 20mm
Displays: One 20 x 4 LCD alphanumeric display
Ports: One 25-pin 8-bit parallel interface printer port
One 9-pin RS-232 serial port for printer or remote use
One IEEE-488 bidirectional general purpose interface
bus
Memory: 200 typical programs in up to 12 individual folders
Weight: 7.6–9.3kg, varies with installed Alpha unit (DNA
Engine Tetrad: 29kg, including Alpha units and
power supply)
Size: 24 x 35 x 17cm (DNA Engine Tetrad: 37 x 55 x 25cm)
Return Policy
Items are sold as-is with no returns or refunds available unless explicitly stated.
