User guide

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GFL sub-zero freezing cabinets with from 30 to 500 liters of effective space, and GFL sub-zero
freezers with from 300 to 500 liters of effective space in a temperature range of from +/-0 to
-40°C and from -50°C to -85°C for long-term storage of sensitive substances.
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1. Input path for the target temperature.
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1. Target temperature in °C
2. Actual temperature in °C
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or detailed features of the device, please refer to the separate Operating Instructions.
To ensure correct communication, the transfer parameters of the serial interface of the device must
be set to the following values:
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