JULABO SC 2500w Professional Series Recirculating Coolers - Manual (Page 67)

Recirculating Cooler
67
Important times for a command transmission:
 To ensure a safe data transfer, the time gap between two commands should
be at least 250 ms.
The circulator automatically responds to an in command with a data string
followed by a LF (Line Feed). The next command should only be sent after
10 ms.
 The out commands are valid only in remote control mode.
Examples:
Command to set the working temperature >Setpoint1< to 55.5 °C
out_sp_00  55.5
Command to ask for the working temperature >Setpoint1<
in_sp_00

Response from the circulator:
55.5
 LF
12.3. List of commands
out commands:
Setting temperature values or parameters.
Command Parameter Response of recirculating cooler
out_mode_01 0 Use working temperature > SETP 1<
out_mode_01 1 Use working temperature > SETP 2<
out_mode_01 2 Use working temperature > SETP 3<
out_mode_02 0 Selftuning „OFF“.
Temperature control by using the stored parameters.
out_mode_02 1 Selftuning „ONCE“
Single selftuning of controlled system after the next start.
out_mode_02 2 Selftuning „ALWAYS“
Continual selftuning of controlled system whenever a new
setpoint is to be reached.
out_mode_03 0 Set external programmer input to voltage.
Voltage
0 V ... 10 V
out_mode_03 1 Set external programmer input to current.
Current
0 mA ... 20 mA
out_mode_04 0 Temperature control of internal bath.
out_mode_04 1 External control with Pt100 sensor.
out_mode_05 0 Stop the unit = R –OFF-.