Lauda Ecoline RE 320, Operating Instructions Manual

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Unit description
10.08.99
YACE0060
9
Permitted data formats
-XXX.XX -XXX.X -XXX. -XXX XXX.XX XXX.X XXX. XXX
-XX.XX -XX.X -XX. -XX XX.XX XX.X XX. XX
-X.XX -X.X -X. -X X.XX X.X X. X
-.XX -.X .XX .X
3.7.4 Data request from the thermostat
The response from the thermostat is always in the fixed format "XXX.XX" for negative
values "-XXX.XX" or " ERR_X" (RS 485 interface: ”A015_XXX.XX”, for negative values ”A015_-XXX.XX”
or ”A015_ERR_X”).
Input command Explanation
IN_PV_00 Request to indicate the bath temperature
IN_SP_00 Request to indicate the active setpoint
IN_SP_01 Request to indicate the pump output step
IN_SP_02 Request to indicate the operating mode of the refrigeration
system “0“ = OFF, "1" = ON, “2“ = ON 50 % (reduced capacity
RE 207, 212, 220, 307, 312, 320 only) , "3" = Automatic
operation
IN_SP_03 Request to indicate the current overtemperature switch-off
point
IN_PAR_00 Request to indicate the current value of Xp
IN_PAR_01 Request to indicate the current value of Tn
TYPE Request to indicate the unit type
VERSION Request to indicate the software version number
STATUS Request to indicate the unit status
0 = OK, - 1 = fault
STAT
Input for fault diagnosis
answer XXXXX
!
X = 0 no fault, X = 1 fault
char. 1 from right = internal fault microcontroller 2
char. 2 from right = internal fault microcontroller 1
char. 3 from right = pump blocked
char. 4 from right = low level
char. 5 from right = overtemperature