| type | GS-3210B | GS-3210C | GS-3210D | GS-3210E |
| Box size | 40 *40 *50cm | 50 *50 *60 | 70 *70 *85 | 100 *80 *100 |
| Temperature range | -20~+150℃, -40~+150℃, -60 ~+150℃(choose 1). | |||
| Rate of warming | Room temperature ~100℃30min | Room temperature ~100℃40min | Room temperature ~100℃50min | |
| Cooling rate | Room temperature ~ -10℃40min | Room temperature ~ -20℃60min | Room temperature ~ -40℃90min | Room temperature ~ -60℃100min |
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Program control Temperature/time |
30 groups of program operations, each group of programs can run a maximum of 800 programs. RS-232*OUT-PUT Each program execution time can be set up to 99HR59M, and long-term control of continuous constant temperature can be performed. Can perform heating or cooling slope control, with set value standby time function. |
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| Control accuracy | 0.1℃ display, ±0.3℃. | |||
| Heating system | SUS #304, stainless steel heater. | |||
| Cooling system | Fan cooling mode, high efficiency fully hermetic compressor. | |||
| Time setting | 0~999.9H power failure memory type. | |||
| Manufacturing material | SUS #304, whole stainless steel. | |||
| Safety device | Leakage, over load, compressor over load, over temperature, | |||
| Standard equipment | Two sets of scaffolding, vacuum observation window, indoor light, anti-sweat and fog device. | |||
| Electricity The source | AC-220V 50 or 60Hz. | |||