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Document Part # 026-4280 Rev 1 

Page 28 of 33

©2022 Emerson Digital Cold Chain, Inc. This document may be photocopied for personal use. 
Visit our website at www.climate.emerson.com for the latest technical documentation and updates.

16 Technical Data

CX660 KEYBOARD

Housing

Self-extinguishing PC+ABS

Dimensions

Case: CX660 fascia Front: 35 mm x 77 mm 

Depth:

 18 mm

Panel Mount:

 29 mm x 71 mm panel cut-out

Protection

IP20

Frontal:

 IP65

Power Supply

From XM600K power module

Display

Three (3) digits, red LED, 14.2 mm high

Optional Output

Buzzer

POWER MODULES

Case

8 DIN

Power Supply

Depending on the model 110Vac to 10% - 230Vac to 10% or 90 to 230Vac 

with switching power supply.

 

Overvoltage Category

III

Power Absorption

9VA max

Rated Impulse Voltage

2500V

Connections

Screw terminal block ≤ 1.6 mm

2

 heat-resistant wiring and 5.0 mm Faston 

or screw terminals

Data Storing

On the volatile memory (EEPROM)

Kind of Action

1B

Pollution Degree

2

Ambient Operating Temperature

-10T60°C

Shipping and Storage Temperature

-40T85°C

Relative Humidity

20 to 85% (no condensing)

Resolution

1°C or 1°F or 0.1°C (selectable)

Measuring and Regulation Range

NTC probe:

 -58 to 230°F (-40 to 110°C)

PTC probe

: -67 to 302°F (-50 to 150°C)

Pt1000 probe

: -148 to 212°F (-100 to 100°C)

Accuracy (Ambient Temperature 25 °C)

±0,5 °C ±1 digit 

Digital Inputs

Three (3) voltage-free

Inputs

Up to 4 NTC/PTC/Pt1000 probes

Serial Output

RS485 with MODBUS-RTU and LAN

Table 16-1- XM670K Technical Specifications

Содержание 318-6521

Страница 1: ...e the composition of its products even without notice ensuring the same and unchanged functionality SAFETY PRECAUTIONS Check that the supply voltage is correct before connecting the device Do not expose to water or moisture use the controller only within the operating limits and avoid sudden temperature changes with high atmospheric humidity to prevent condensation from forming Warning Disconnect ...

Страница 2: ...measurement Finally the XM670K is equipped with three digital inputs free contact fully configurable by parameters The instruments are equipped with the HOTKEY connector that permits to be programmed in a simple way Direct serial output RS485 ModBUS RTU compatible permits a simple XWEB interfacing The HOTKEY connector can be used to connect X REP display depending on the model 3 1 Ordering Codes 4...

Страница 3: ...power supply complies withthe controller s requirements Separate the probe cables from the power supply cables outputs and power connections Do not exceed the maximum current allowed on each relay In case of heavier loads use a suitable external relay N B Maximum current allowed for all loads is 16A The probes should be mounted with the bulb upwards to prevent damages due to casual liquid infiltra...

Страница 4: ...guaranteed the Adr is also the MODBUS address See Figure 5 3 for an example of a properly configured LAN connection 5 5 How to Connect the Monitoring System Figure 5 2 Keyboard Display Figure 5 3 LAN Connection NOTE If the LAN is connected properly the green LED will be ON If the LAN is not connected properly a blinking LED will display The maximum allowed distance is 30m Figure 5 4 Connecting the...

Страница 5: ...ch dE F external defrost AUS auxiliary activation command LiG light activation OnF board On OFF FHU do not use this configuration ES day night or HdY do not use this configuration The i1d parameter is for the delay of activation For the other digital inputs same set of parameters is present i2P i2F i2d i3P i3F i3d 5 7 Analog Output The analog output is located near the terminal 39 on a two pin con...

Страница 6: ...rost button for three 3 seconds ON OFF Press the ON OFF button for three 3 seconds if the function is enabled Energy Saving Press the ON OFF button for three 3 seconds if the function is enabled Figure 6 1 XM670K Display Cooling Output Light Fan The outputis activated whenthe icon is ON A delay is present when the icon is blinking MEASUREMENT UNIT C Bar and time are ON depending on the selection D...

Страница 7: ...unlock PoF the keyboard Pressbothkeystoexitthe programming modeorfrom amenu whenonsubmenusEEV pressing thesekeys returns you to the previous level Press both keys for three 3 seconds to enter the first level of the programming mode Table 6 2 Keyboard Double Commands BEGIN Press the SET key for three 3 seconds the measurement units will blink Value modification or Use the up arrow and down arrow ke...

Страница 8: ...ays enter the password 321 by pressing the up arrow and down arrow keys Press SET to save GENERAL STRUCTURE The first two items rtC and EEV are related to the submenus of the other parameters Pressing the SET up arrow keys on the rtC or EEV submenu returns you to the parameter list Pressing the SET up arrow keys on the parameter list exits the screen 7 2 How to Move a Parameter From Pr1 to Pr2 Lev...

Страница 9: ... inactivity is about 3 minutes Depending on the configuration of the board the values display To select an entry press the or then press to view the value or to move to the next value MAP Current map 0 to 3 it shows which map is used HM Access to clock menu or reset the RTC alarm An Value of analog output dP1 Pb1 Value read by probe 1 dP2 Pb2 Value read by probe 2 dP3 Pb3 Value read by probe 3 dp4...

Страница 10: ...or about three 3 seconds the icon will be ON Waiting for action SEC The menu to change the section will be entered SEC label will be displayed Enter section list Press SET to confirm The following list will be available to select the proper network function Select proper function or LOC GLb To gain access only to the local device To share global command to all the devices connected to the LAN Conf...

Страница 11: ... power ON DEFROST START At the time selected by the parameters Ld1 to Ld6 or Sd1 to Sd6 DEFROST END If the probes reach the dtE temperature or for maximum MdF time SAFETY and RtC or RtF ALARM With clock alarm the device will use the parameters IdF dtE and MdF MULTIMASTER DEFROST All the probes with real time clock function Figure 9 2 Configuration Example CAUTION Do not set EdF rtC and CPb n Param...

Страница 12: ...rm Reset CAUTION If the board displays the rtF alarm it means that the board must be replaced Display Causes Notes KEYBOARD nod No display the keyboard is trying to work with another board that is not working or not present Press for three 3 seconds the up arrow enter the SEC menu and select LOC entry Pon Keyboard is unlocked PoF Keyboard is locked rSt Alarm reset Alarm output deactivated noP nP n...

Страница 13: ...A Temperature alarm from parameter ALL on probe rAL Outputs unchanged HA2 Second high temperature alarm Outputs depends on setting LA1 Second low temperature alarm Outputs depends on setting DIGITAL INPUT ALARM dA Door open alarm from input i1F i2F or i3F after delay d1d d2d or d3d Cooling relay and fan follow the odc parameter Cooling restart as specified on rrd parameter EA Generic alarm from di...

Страница 14: ...rformed according to the temperature measured by the thermostat probe thatcan be physicalprobe or virtual probe obtained by a weighted average between two probes see parameters table description with a positive differential from the setpoint If the temperature increases and reaches setpoint plus differential the solenoid valve is opened and then it is closed when the temperature reaches the setpoi...

Страница 15: ...The fan during defrost depends on the parameter Fnc Defrost relay is on The valve opening percentage during the defrost is set by the par oPd 12 6 On Demand Defrost 12 6 1 Description Controller can perform on demand defrost It is based on the behavior of evaporator temperature Controller monitors the evaporator temperature and triggers a defrost if some conditions are satisfied For defrost effici...

Страница 16: ...t value for dewpoint is used SdP parameter Receiving dewpoint from XWEB5000 system the SdP parameter is overwritten when a valid value for dewpoint is received from XWEB In case the XWEB link is lost SdP is the value that will be used for safety The best performance can be obtained using probe 4 In this case the regulation follows the chart illustrated in Figure 12 2 Probe 4 should be placed on th...

Страница 17: ...n but with the following differences a By the parameter LcL No Yes it is possible to set if the light is on or off during cleaning mode This parameter LcL can be override by light button or by Light on off MODBUS command b By the parameter FcL No Yes it is possible to set if the fan is on or off during cleaning mode In case of fan on the FSt parameter fan stop temperature is override 12 9 1 Displa...

Страница 18: ...us cycle Con Solenoid valve ON time with faulty probe 0 to 255 minutes time during which the solenoid valve is active in case of faulty thermostat probe With COn 0 solenoid valve is always OFF CoF Solenoid valve OFF time with faulty probe 0 to 255 minutes time during which the solenoid valve is off in case of faulty thermostat probe With COF 0 solenoid valve is always active DISPLAY CF Temperature...

Страница 19: ...perature is bigger than Srt for all tod time the defrost ends although the defrost probe temperature is lower than dtE or dtS It permits to reduce defrost duration d2P Defrost with two probes N Y N only the dPA probe is used to defrost management Y defrost is managed with dPA probe and dPb probe Defrost can performed only if both probe value are lower than dtE for dPA probe and dtS for dPb probe d...

Страница 20: ...ed for pump downduration See above for solenoid valve behavior Pdn Pump down duration 0 to 255 minutes ON DEMAND DEFROST Ctd Differential for defrost start 0 1 C to 25 5 C 1 F to 45 F nbd Minimum Compressor run time before defrost 0 0 to 24h00 minutes Mdb Maximum Compressor run time before defrost 0 0 to 24h00 minutes nct Minimum coil temperature to trigger a defrost 55 0 C to 150 0 C 67 F to 302 ...

Страница 21: ...ure ALU High temperature alarm setting ALC rE 0 to 50 C or 90 F ALC Ab ALL to 150 C or 302 F when this temperature is reached and after the ALd delay time the HA alarm is enabled ALL Low temperature alarm setting ALC rE 0 to 50 C or 90 F ALC Ab 55 C or 67 F to ALU when this temperature is reached and after the ALd delay time the LA alarm is enabled AHy Differential for temperature alarm 0 1 C to 2...

Страница 22: ...ergy saving nt second map enabling cLn clean function dEn defrost off CP1 compressor 1 safety CP2 compressor 2 safety d1d Time interval delayfordigitalinputalarm 0to 255 minutes Time intervaltocalculatethenumber of the pressure switch activation when i1F PAL If I1F EAL or bAL external alarms d1d parameter defines the time delay between the detectionand the successive signaling ofthe alarm If i1F d...

Страница 23: ...nutes Ld1 to Ld6 Workday defrost start 0 to 23 hours 50 minutes These parameters set the beginning of the 6 programmable defrost cycles during workdays For example when Ld2 12 4 the second defrost starts at 12 40 during workdays Sd1 to Sd6 Holiday defrost start 0 to 23 hours 50 minutes These parameters set the beginning of the 6 programmable defrost cycles on holidays For example when Sd2 3 4 the ...

Страница 24: ... not present PtC Ptc ntc NTC PtM Pt1000 OF1 Probe 1 calibration 12 0 to 12 0 C 21 to 21 F allows to adjust possible offset of the thermostat probe P2C Probe 2 configuration nP Ptc ntc PtM nP not present PtC Ptc ntc NTC PtM Pt1000 OF2 Probe 2 calibration 12 0 to 12 0 C 21 to 21 F allows to adjust possible offsets of the evaporator probe P3C Probe 3 configuration nP Ptc ntc PtM nP not present PtC Pt...

Страница 25: ...us and the corresponding relay output status through the odc parameter no normal any change Fan Fan OFF CPr Compressor OFF F_C Compressor and fan OFF Since the door is opened after the delay time set through parameter d d the door alarm is enabled the display shows the message dA and the regulation restarts after rrd time The alarm stops as soon as the external digital input is disabled again With...

Страница 26: ...s on the FCL parameter No Yes furthermore they are not thermo regulated par FST The CLEANING MODE MODBUS command has higher priority compared to the digital input 14 13 Defrost End DEN The digital input ends the defrost cycle in progress The drip time will follow the defrost end A further defrost request with the digital input active will not be managed 14 14 Digital Inputs Polarity The digital in...

Страница 27: ...e Hot Key to abort the operation 4 Remove the Hot Key NOTE The procedure may fail if the firmware version and the controller models are different 15 2 Upload From the Device to the Hotkey 1 When the XM controller is ON insert the Hot Key into the 5 pin connector labeled HOT KEY 2 Press and release the up arrow button 3 The upload will begin and UPL will blink on the display End will display at the...

Страница 28: ...o 10 or 90to 230Vac with switching power supply Overvoltage Category III Power Absorption 9VA max Rated Impulse Voltage 2500V Connections Screwterminalblock 1 6 mm2 heat resistant wiring and 5 0mm Faston or screw terminals Data Storing On the volatile memory EEPROM Kind of Action 1B Pollution Degree 2 Ambient Operating Temperature 10T60 C Shipping and Storage Temperature 40T85 C Relative Humidity ...

Страница 29: ...C LAN mode selection Local or Global SEt 2 0 2 0 18 0 18 0 Setpoint Hy 2 0 2 0 2 0 2 0 Pr1 Differential LS 30 30 30 30 Pr2 Minimum setpoint US 10 10 10 10 Pr2 Maximum setpoint odS 1 Pr2 Outputs activation delay at start up AC 0 Pr2 Anti short cycle delay CCt 0 0 Pr2 Continuous cycle duration CCS 2 0 Pr2 Continuous cycle setpoint Con 5 Pr2 Compressor ON time with faulty probe CoF 10 Pr2 Compressor ...

Страница 30: ...ost after freezing Pdt F C Pr2 Pump down type Pdn 0 Pr2 Pump down duration Ctd 6 6 6 6 Pr2 Differential for defrost start nbd 4 0 4 0 4 0 4 0 Pr2 Minimum Compressor run time before defrost Mdb 16 0 16 0 16 0 16 0 Pr2 Maximum Compressor run time before defrost nct 30 30 30 30 Pr2 Minimum coil temperature to trigger a defrost FAP P2 Pr2 Fan probe FnC O y o y o n o n Pr1 Fan operating mode Fnd 0 0 5 ...

Страница 31: ...larm at start up EdA 60 Pr2 Alarm delay at the end of defrost dot 30 Pr2 Temperature alarm exclusion after door open tbA n Pr2 Silencing alarm relay with buzzer oA5 ALr Pr2 Relay 5 configuration oA6 AUS Pr2 Relay 6 configuration CoM 420 Pr2 Modulating output configuration AOP CL Pr2 Alarm relay polarity iAU n Pr2 Auxiliary output independent from ON OFF state i1P CL Pr2 Digital input 1 polarity i1...

Страница 32: ...s Third defrost start Sd4 nu Pr1 Holidays Fourth defrost start Sd5 nu Pr1 Holidays Fifth defrost start Sd6 nu Pr1 Holidays Sixth defrost start HES 0 0 Pr1 Temperature increasing during Energy Saving PEL n Pr1 Energy saving activation when Light switched off LMd y Pr2 Defrost Synchronization dEM y Pr2 Defrost end Synchronization LSP n Pr2 Setpoint Synchronization LdS n Pr2 Display Synchronization t...

Страница 33: ...s the right to modify the designs or specifications of such products at any time without notice Responsibility for proper selection use and maintenance of any product remains solely with the purchaser and end user 2022 Emerson is a trademark of Emerson Electric Co Document Part 026 4280 Rev 1 Page 33 of 33 FCL y Pr2 Fan on during cleaning mode MAP 1 M Pr2 Map selection MP1 1 M Pr2 Map selection lo...

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