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User Guide

Superheat controller

Type

EIM 365 (PV01)

For commercial air conditioning and refrigeration applications

Содержание EIM 365

Страница 1: ...User Guide Superheat controller Type EIM 365 PV01 For commercial air conditioning and refrigeration applications...

Страница 2: ...on 5 Applications 10 User Interface 11 Configuration 12 Alarms 21 Parameter list 23 Ordering 28 Certificates declarations and approvals 29 Online support 30 Superheat controller type EIM 365 PV01 Danf...

Страница 3: ...ication Bus Benefits The evaporator is charged optimally for various load and suction pressure variations Increase Energy Efficiency by ensuring optimum utilization of the Evaporator It controls EEV i...

Страница 4: ...t ETS 12 5 25 50 100 250 400 ETS 6 CCMT 16 42 CTR ETS Colibri 12 100C and User defined Superheat Reference Mode MSS LoadAp Startup mode Fixed OD P Control Operation Standalone Modbus RS485 not termina...

Страница 5: ...onnector Pluggable Internal Termination No Galvanic isolation No Environmental conditions Storage 34 C to 71 C 30 F to 160 F Operating 25 C to 60 C 13 F to 140 F Humidity 95 RH non condensing Dimensio...

Страница 6: ...100C and user defined Dimension and Mounting Figure 1 Connection diagram IMPORTANT The supply voltage is not galvanically separated from the input and output signals hence it is not recommended to use...

Страница 7: ...odbus For the Modbus cable it is best to use 24AWG shielded twisted pair cable with a shunt capacitance of 16 pF ft and 100 impedance The max permissible number of devices simultaneously connected to...

Страница 8: ...ut of transformer is not recommended Do not reverse the polarity of the power connection cables and avoid ground loops i e avoid connecting one field device to several controllers as this may result i...

Страница 9: ...e for long M12 cables on Danfoss stepper motor valves Long cables will lead to degradation of performance You can overcome this degradation by changing the settings for the valve driver This guideline...

Страница 10: ...s located within In this configuration the master controller reads the readout registers from the EIM 365 and uses the parameters to change the control behavior of the EIM 365 see parameter list Figur...

Страница 11: ...specification Remember to check the PC operating system compatibility when using 3rd party convertors Figure 6 EIM 365 Danfoss 80G8127 10 1 2 3 4 1 1 1 3 1 1 2 2 2 2 2 3 4 4 GND Power Power supply Mod...

Страница 12: ...ol ON Off switch in order to control start stop regulation when needed otherwise the controller will start regulating when controller is powered up Select Refrigerant O30 1 42 default value is 20 i e...

Страница 13: ...d evaporating temperature This makes the regu lation more stable compared to MSS because it does not seek a usability EIM 365 Applicable Danfoss 84B1489 10 100 Superheat Qo Unstable region wet Min SH...

Страница 14: ...at control is performed and no safety features are present Table 10 Manual control EIM 365 Applicable When setting the manual control register o18 Manual ctrl to 1 the controller will be in manual con...

Страница 15: ...ctivate 50011 Defrost activating 0 No defrost 1 Defrost active Def Hold OD 50008 Opening degree during Def Hold Ti 1 Def HoldTi 1 50009 Defrost hold time 1 Def HoldTi 2 50010 Defrsot hold time 2 Te Co...

Страница 16: ...rator If the evaporator pressure exceeds the MOP limit the valve opening degree is controlled by the MOP function which will keep the pressure below the MOP limit This function takes precedence over t...

Страница 17: ...r a long period of time this could indicate that refrigerant charge was lost When the valve opening degree exceeds the trigger level LOC Trig and the superheat exceeds the superheat trigger level LOC...

Страница 18: ...e in EIM controller Temperature sensor Settings The temperature sensor input is setup by default to accept PT1000 temperature sensor The values for the sensor can be adjusted to calibrate the sensor t...

Страница 19: ...but since this sensor is not used in the superheat regulation little practical use Table 20 External sensor values via Modbus Symbolic name PNU Description extEvapPress P0 2643 External evaporator pre...

Страница 20: ...Startup time 3017 Time for startup state in seconds n17 Startup OD 3012 Opening degree during startup state EIM 365 Startup mode 64322 1 Fixed OD 2 P Control Select 1 for Fixed OD P control The contr...

Страница 21: ...s provide a stable and relatively fast regulating system If the system however fluctuates this may be due to the fact that too low superheat parameters have been selected or due set of regulation para...

Страница 22: ...o cleared after the last active alarm has been cleared S2 Error 20002 S2sensor error If the sensor error occurs the valve OD will be set to 80 of the Avg opening PNU 50021 see S2alarm is auto cleared...

Страница 23: ...r to the list below It should be possible to change all other parameters while the unit is running regulation parameters etc Main Menu Table 26 Main Menu Control Label Description Min Max Value Type U...

Страница 24: ...s RW 49 Defrost holding timer 1 DH2 Def Hold Ti 2 0 32000 60 s RW 50 Defrost holding timer 2 Table 30 Regulation Te control Label Description Min Max Value Type Unit RW ADU Description TEC Regulation...

Страница 25: ...240 RW 76 Maximum number of steps 384 x 10 microsteps 480 half steps n38 Max steps sec 10 400 16 RW 77 Steps per second n39 Start backlash 1 100 10 RW 78 Backlash steps to close in percent at startup...

Страница 26: ...d 70 S2 sensor error If the sensor error occurs the valve OD will be set to 80 of the Avg opening PNU 50021 PeE Pe inp error 0 1 0 No alarm Enum 7 Read 72 AKS 32R out of range If the sensor error occu...

Страница 27: ...n U2F Service Factory U2F User to factory 0 1 0 RW 82 Controller will make the current settings to be its future factory default state F2U Factory to user 0 1 0 RW 81 Apply defaults On setting the ori...

Страница 28: ...IM 365 Single pack 080G1003 Accessories Table 43 Accessories Description Pack format Code No Connector kit for 5x EIM Controller Single pack 080G1601 EKE 2U battery backup Single pack 080G5555 Superhe...

Страница 29: ...or all of these approvals and certain local approvals may not appear on the list Some approvals may change over time You can check the most current status at danfoss com or contact your local Danfoss...

Страница 30: ...ations manuals and guides 3D models and drawings case stories brochures and much more Start searching now at www danfoss com en service and support documentation Danfoss Learning Danfoss Learning is a...

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