83
ENG
µchiller +0300053EN rel. 2.2 - 14.12.2021
Parameter table
6. PARAMETER TABLE
Notes:
• Levels: U=User; S=Service; M=Manufacturer; Display: the x indicates that the parameter can be accessed from the display terminal;
• R/W=read/write parameters; R=read-only parameters.
6.1 System
User Display Code Description Def. Min. Max. UOM R/W Modbus
Plt = System
S U000 User pump 1: maintenance hour threshold (x100) 99 0 999 h R/W HR002
S U001 User pump 1: reset hour counter 001- R/WCS000
S x U002 User pump 1: operating mode
0=AUTO - 1=OFF - 2=ON
002- R/WHR003
S U003 User pump 2: maintenance hour threshold (x100) 99 0 999 h R/W HR004
S U004 User pump 2: reset hour counter 001- R/WCS001
S x U005 User pump 2: operating mode
0=AUTO - 1=OFF - 2=ON
002- R/WHR005
S U006 Cooling set point: minimum limit 5.0 -99.9 999.9 °C/°F R/W HR007 (2R)
S U007 Cooling set point: maximum limit 20.0 -99.9 999.9 °C/°F R/W HR009 (2R)
S U008 Heating set point: minimum limit 30.0 0.0 999.9 °C/°F R/W HR01 (2R)
S U009 Heating set point: maximum limit 45.0 0.0 999.9 °C/°F R/W HR011 (2R)
S U010 Enable set point compensation - 0/1=no/yes 001- R/WCS002
S U011 Cooling compensation: start 25.0 -99.9 999.9 °C/°F R/W HR015 (2R)
S U012 Cooling compensation: end 35.0 -99.9 999.9 °C/°F R/W HR017 (2R)
S U013 Cooling compensation: maximum value 5.0 -99.9 999.9 K/R R/W HR019 (2R)
S U014 Heating compensation: start 5.0 -99.9 999.9 °C/°F R/W HR021 (2R)
S U015 Heating compensation: end -10 -99.9 999.9 °C/°F R/W HR023 (2R)
S U016 Heating compensation: maximum value 5.0 -99.9 999.9 K/R R/W HR025 (2R)
S U017 Enable time band - 0/1=No/Yes 001- R/WCS003
S U018 Time band: start hours 17 0 23 h R/W HR027
S U019 Time band: start minutes 30 0 59 min R/W HR028
S U020 Time band: end hours 7 0 23 h R/W HR029
S U021 Time band: end minutes 0 0 59 min R/W HR030
S U022 Type of changeover in time band
0=Off - 1=2nd set point
001- R/WCS004
U x U023 2nd cooling set point 10.0 U006 U007 °C/°F R/W HR031(2R)
U x U024 2nd heating set point 35.0 U008 U009 °C/°F R/W HR033(2R)
S U025 Remote set point: analogue input
0=0-5V - 1=0-10V - 2=4-20 mV
002- R/WHR035
S U026 Remote set point: min value 5.0 -99.9 999.9 °C/°F R/W HR037(2R)
S U027 Remote set point: max value 35.0 -99.9 99.9 °C/°F R/W HR039(2R)
S U028 Remote set point: off set 0.0 -99.9 99.9 K/R R/W HR043(2R)
S x U031 High water temp. alarm: off set 10.0 0.0 99.9 K/R R/W HR049(2R)
S x U032 High water temp. alarm: delay at start-up 15 0 99 min R/W HR051
S x U033 High water temp. alarm: delay in operation 180 0 999 s R/W HR052
S U034 Operating mode changeover
0=Keypad - 1=Digital input
001- R/WCS005
S U035 Cooling/heating changeover: delay 15 0 999 min R/W HR053
S U036 Control probe at start-up
0=Return - 1=Delivery
001- R/WCS006
S U037 PID control delay at start-up/operation 180 0 999 s R/W HR054
S U038 Control probe in operation
0=Return - 1=Delivery
101- R/WCS007
S U039 PID at start-up: Kp 10.0 0.0 999.9 - R/W HR055(2R)
S U040 PID at start-up: Ti - 0: integral action disabled 180 0 999 s R/W HR057
S U041 PID at start-up: Td - 0: derivative action disabled 0 0 99 s R/W HR058
S U042 PID in operation: Kp 10.0 0.0 999.9 - R/W HR059(2R)
S U043 PID in operation: Ti
0: integral action disabled
120 0 999 s R/W HR061
S U044 PID in operation: Td
0: derivative action disabled
3 0 99 s R/W HR062
S U045 User pump fl ow alarm: delay at start-up 10 0 999 s R/W HR063
S U046 User pump fl ow alarm: delay in operation 3 0 99 s R/W HR064
S U047 Compressor activation delay after user pump 30 0 999 s R/W HR065
S U048 User pump shutdown delay after compressor 180 0 999 s R/W HR066
S U049 User pump rotation time 12 0 999 h R/W HR067
S U050 User side frost protection: alarm threshold -0.8 -99.9 999.9 °C/°F R/W HR068 (2R)
S U051 User side frost protection: diff erential 30.0 0.0 999.9 K/R R/W HR070 (2R)
S U052 User-side frost protection: delay time at 1K 30 0 999 s R/W HR072
S U053 Unit OFF: frost protection set point 4.0 -99.9 999.9 °C/°F R/W HR073 (2R)
S U054 Unit OFF: frost protection diff erential 2.0 0.0 99.9 K/R R/W HR075 (2R)
S U055 User side return temp. probe: off set 0.0 -99.9 99.9 K/R R/W HR079 (2R)
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