Optyma PlusTM New Generation
Controller Installation
http://cc.danfoss.com
ManualController Installation
Contents
English version ................................................................................................................ 7
French version ................................................................................................................ 12
German version ............................................................................................................... 18
Danish version ................................................................................................................ 24
2FRCC.ES.010.A4.ML
ManualController Installation
Annex
Optyma Plus™ condensing units are pre-parameterized, depending on the model of compressor
mounted and the type of refrigerant. In the case of a “multi-refrigerant” compressor (e.g. MTZ or MLZ),
the controller parameter “o30” for refrigerant is set to R404A and must be changed for other refrigerants
(see chapter Commissioning - Quick start of the unit / Refrigerant change).
Refrigerant : Réfrigérant (contrôleur paramètre o30) / Kältemittel (Reglerparameter o30) / Kølemiddel (regulatorparameter o30)
*Settings are adjustable : parameters sont réglables / Werte einstellbar / indstillinger er justerbare
**Ongoing qualications for condensing units
R407F**
(37)
3FRCC.ES.010.A4.ML
ManualController Installation
Annexe
Anhang
Supplement
Les groupes de condensation Optyma Plus™ sont pré-paramétrés, en fonction du modèle de compresseur
et du type de réfrigérant. Dans le cas d’un compresseur «multi-réfrigérants» (p. ex. les modèles MTZ ou
MLZ),
le paramètre du contrôleur «o30» pour le réfrigérant est déni sur R404A et doit être modié en
cas d’utilisation d’un réfrigérant diérent (voir le chapitre Mise en service - Démarrage rapide de l’unité
/ Changement de réfrigérant).
Optyma Plus™ Verüssigungssätze sind vorparametriert für das installierte Verdichtermodell und verwendete
Kältemittel. Im Fall eines Verdichters für mehrere Kältemittel (z.B. MTZ oder MLZ) ist der Reglerparameter
o30 für das Kältemittel auf „R404A“ eingestellt. Der Parameter muss für andere Kältemittel geändert
werden (siehe Kapitel zu Inbetriebnahme – Schnellstart der Einheit/Kältemittelwechsel).
Optyma Plus™-kondenseringsaggregater er parameterafstemt på forhånd afhængigt af den monterede
kompressormodel og kølemiddeltypen. I tilfælde af en kompressor til ere kølemidler (f.eks. MTZ eller
MLZ) er regulatorparameteren ”o30” indstillet til f.eks. R404A og skal ændres ved anvendelse af andre
kølemidler (se kapitlet Idriftsættelse – hurtig start af enheden/kølemiddelskift).
room thermostat
Raumthermostat
thermostat d'ambiance
-B1
-R1 -R2
T>
P
1 2 3
U
-R3 -R4
-B2
P
1 2 3
U
-F1
3,15A
BN
BU
BU
333443
PE
-Q1
1 3 5
I > I > I >
2 4 6
-X1
L NPE
power supply
Zuleitung
alimentation
220-240V1N~/50Hz
BKBKBK
BK
BK
GY
12345
BKBKRD
BK
24
25
BRBRGY
WH
-K2
6
BN
-M1
compresseur
BU
10
11
14
12
13
13
M
1~
compressor
Verdichter
-C1
-C2
-X1N1
-B5
*Option
123
.
2
5
6
.
6
-X114
BK
M
-M2
1~
BL
BR
-C3
.
PE
fan motor
Lüftermotor
ventilateur
1
P>
10111213141516
A1
-K2
A2
crankcase heater
Kurbelwannenheizung
résistance de carter
-K2
.
-R5
21
22
22
23
.
22
-X1
P>
-B3
.
20
-X1
P<
-B4
.
15
-X1
.
.
N2
PE
-K1
44
*Option: A fan pressure switch or fan speed controller can be connected in series to wire n°6
Il est possible de raccorder en série un pressostat ou un contrôleur de vitesse pour le ventilateur au l 6.
An die Ader n°6 kann ein Lüfterdruckschalter oder ein Lüfterdrehzahlregler in Reihe geschaltet werden.
* Valgfrit: En ventilatortrykkontakt eller ventilatorhastighedsregulator kan serieforbindes til ledning nr. 6
Main display (after controller start-up) ...................................................................................................................7
Parameter Menu ............................................................................................................................................................. 7
Quick start of the unit / Refrigerant change.........................................................................................................7
Pump Down - Function ................................................................................................................................................ 8
Day/Night - Function .....................................................................................................................................................8
Service and Maintenance ................................................................................................ 8
Main Display .................................................................................................................................................................... 8
Alarm and Error Messages...........................................................................................................................................9
Controller Replacement of a unit on site .............................................................................................................. 10
Control of condensing pressure...............................................................................................................................10
Control of crankcase heater .......................................................................................................................................10
Control of Fan Speed ....................................................................................................................................................10
Safety Parameter “Low Pressure” for R404A ....................................................................................................... 11
Safety Parameter “High Pressure” for R404A ...................................................................................................... 11
6FRCC.ES.010.A4.02
ManualController Installation
Commissioning
Electrical installations
Main display (after controller
start-up)
Parameter Menu
• Arrange electrical connections as mentioned in the table below
• Remove temporarily bridge DI1 (terminals 24 - 25 of the controller) to get access to parameters and
values of the controller without starting the condensing unit
Room Thermostat control without Pump Down
R404A *
function
- Connect Room Thermostat to these terminals
with factory delivered low pressure transmitter
- Connect power supply to main switch acc. wiring diagram, located in front door inner side
R404A *
Pump Down control
- Connect power supply to main switch acc. wiring diagram, located in front door inner side
- Increase the Setting of controller Par. c33 (Pump
Down CUT-OUT value):
e.g. Piston : 0,7bar
e.g. Scroll : 1,7bar
Note: To avoid low pressure alarm, the Setting of
c33 should be higher than c75
*: change for other refrigerants following chapters.
• The controller’s screen displays the Evaporation Temperature in °C
• Press short the lower button of the controller to show the Condensing Temperature in °C
• After a few seconds the display returns to the Evaporation Temperature in °C
• To get access to parameter menu press 5 seconds the upper button of the controller
• The rst Parameter “r05” of the Parameter menu will be shown on the display
• Press short the upper (or lower) button to go to the next Parameter of the Parameter menu. Scroll fast
through the Parameters with a long press on these buttons
• Press short the middle button to show the value of the selected Parameter
• Press afterwards the upper (or lower) button to change the value of the selected parameter. A long
press on these buttons will change the value fast
• The value will be stored after 20 seconds without any action or with a short press on the middle button
• After 20 seconds without pressing any button, the display returns to the main screen, the evaporation
temperature in °C. The parameter menu is closed now, to go back to the parameter menu press again
upper button 5 seconds …
Quick start of the unit /
Refrigerant change
• Optyma Plus™ new generation is preset, depending on the compressor model and refrigerant type.
In the case of a “multi-refrigerant” compressor, the controller of the condensing unit is set for R404A
(see table on page3). If this factory setting ts for the requirement of your application, no controller
parameter must be changed.
• For a refrigerant change go into the parameter menu (press upper button 5 seconds)
• Select parameter “r12” (software main switch) with a short press on lower button
• Activate parameter “r12” with middle button and change the value to 0 (zero)
• Conrm the value with a short press on the middle button (the 3 LED’s start ashing)
• Go to the parameter “o30” (Refrigerant)
• Change the value to 3 (stands for R134a), or 17 (R507), or 20 (R407C), or 19 (R404A)
• Conrm the value with a short press on the middle button
• Select parameter “r12” again
• Change the value to 1 (one)
• Conrm the value with a short press on the middle button (the 3 LED-signs stop ashing and the condensing unit will start if required)
• After 20 seconds the display returns to the evaporation temperature in °C, the new refrigerant and all
relevant parameters are changed
7FRCC.ES.010.A4.02
ManualController Installation
Pump Down - Function• A “pump-down” limit can be activated with the setting of parameter c33
• To avoid unwanted low pressure alarms, the setting ot this parameter should be higher than the low
pressure cut-out limit parameter c75, … e.g. below
0
meter c75
Day/Night - Function
Scroll: 0,5bar Recip: -0,3bar
Low pressure switch: Cut-Out
Scroll: 1,5bar Recip: 0,5bar
Low pressure switch: Cut-In
Low pressure cut-out limit: Para-
Scroll: 1,4bar Recip: 0,4bar
Scroll and Recip: 0,7bar
Dierential: Parameter c76
Scroll: 1,7bar Recip: 0,7bar
Pump down function: Param. c33
Scroll and Recip: 0,7bar
Dierential: Parameter c76
In some areas it may be necessary to reduce noise level during night time. This is possible with the “Day
/ Night” function of the Optyma Plus™ controller which limits the fan speed. For activation follow the
next steps …
• Activate the parameter menu (press upper button min. 5 sec.)
• Select parameter “r13” Night Oset (temperature oset related to condensing temperature setpoint
for daytime which is parameter “r29”)
• Push middle button and set the desired value, e.g. 005 for 5 Kelvin
• Conrm the value with a short press on the middle button. Do the same with the next parameters
which are required for the “Day / Night” - function …
• Select and set parameter “t17” Day start (hours), e.g. 006 for 06:00 a.m.
• Select and set parameter “t18” Night start (hours), e.g. 022 for 22:00 p.m.
• Select and set parameter “t07” Clock setting (hours), e.g. 011 for 11:xx a.m.
• Select and set parameter “t08” Clock setting (minutes), e.g. 035 for 11:35 a.m.
• Select and set parameter “t45” Clock setting (date), e.g. 010 for 10.xx.xx
• Select and set parameter “t46” Clock setting (month), e.g. 004 for 10.04.xx
• Select and set parameter “t47” Clock setting (year), e.g. 012 for 10.04.12
• All values will be stored with the middle button or after 20s without pressing any button
Service and Maintenance
Main Display
(Evaporating and Condensing
Temperature, Setpoint Temperature Dierence)
Operating Parameters
8FRCC.ES.010.A4.02
• The controller displays the evaporation temperature in °C (main screen)
• It will show the readout of the condensing temperature in °C after pressing short the lower button
• Pressing short the middle button, the setpoint of the temperature dierence between condensing
and ambient temperature appears which can be directly modied here by pressing the upper or lower
button.
• The display returns to main screen after a few seconds without any action on the buttons
• Operation conditions of the condensing unit can
be displayed in the parameter menu by selecting parameters “U” … below some examples
u01 Condensing Pressure
u10 Status of DI1 (room thermostat)
u21 Superheat
U22 Condensing Temperature
U23 Evaporation Pressure
U24 Evaporation Temperature
U25 Ambient Temperature
U26 Discharge Temperature
U27 Suction Temperature
ManualController Installation
Alarm and Error Messages
Repair
Controller failure
(if the controller fails, there is a
possibility to run the condensing
unit in “manual” mode. Proceed as
follows)
• In case of “malfunctions” 3 small LED symbols
will ash on the controller’s screen. Acknowledge with a short press on upper button. Here
some examples below …
A2Low Suction Pressure Alarm
Safety Input Alarm (DI3: High condensing
A17
/ low suction pressure)
A96 Discharge Gas Temperature High
E20 Condensing Pressure Transmitter Error
E31 Ambient Temperature Sensor Error
E32 Discharge Temperature Sensor Error
E33 Suction Gas Temperature Sensor Error
E39 Evaporating Pressure Transmitter Error
• See wiring diagrams on p. 4-5.
• Disconnect the condensing unit from power supply (turn hardware main switch o)
• Remove wire from controller terminal 22 (safety input DI3) and terminal 25 (room thermostat DI1) and
put them together
• Remove wire from controller terminal 24 (room thermostat DI1) and terminal 11 (compressor supply)
and put them together
• H1, H2, H3 : Remove wire 6* and connect it with terminal bridge for wire 11 and 24.
• H4 : Remove wire U2* from fan speed controller and connect it with wire 11 and 24.
• Remove wire from controller terminal 14 (crankcase heater) and connect it to compressor contactor K2
terminal 22
• Remove wire from controller terminal 12 (supply crankcase heater), extend this wire approximately
40cm and connect it to compressor contactor K2 terminal 21
• Pay attention: Remove the big terminal block from the controller or remove the complete controller
• Connect the condensing unit back to power supply (turn hardware main switch on)
Factory reset
(all factory parameters can be
restored by the following
procedure)
• Turn OFF the main power switch
• While holding simultaneously the up and down button, turn ON the main switch
• Message FAC is displayed, means “FACTORY RESET” restores factory settings
• After a short time message “typ” appears on the screen
• Activate parameter menu and go to parameter o61 (unit type)
• Enter the value 1 to 42 depending on the type of condensing unit (see table 1 on page 3)
• Store the entered value by pressing the middle button of the controller
• After 15 seconds without action the message “ref” appears on the screen
• Activate parameter menu and go to parameter o30 (refrigerant)
• Change the value to 3 (stands for refrigerant R134a), or 17 (R507), or 20 (R407C), or 19 (R404A)
• Store the entered value by pressing the middle button of the controller
• Go to parameter o67 (store values as factory setting)
• Change the value to “on”
• Validate the parameter entered by pressing the middle button of the controller
• After 15 seconds without action the message “OFF” appears on the screen
• Activate parameter menu and go to parameter r12 (main switch)
• Change the value to 1 (condensing unit will start if cooling demand from cold room controller)
• The “Day / Night” function must be reprogrammed too (see chapter Commissioning - Day/Night
- Function)
9FRCC.ES.010.A4.02
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