Related Manuals for Penn MR5 Series
Summary of Contents for Penn MR5 Series
- Page 1 MR5 Series Panel Mount Case Controller Technical Bulletin MR534 Johnson Controls LIT-12013019 www.penncontrols.com 2019-08-13...
- Page 2 MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 3: Table Of Contents
Setting up a defrost schedule......................37 Setting up adaptive defrost parameters..................39 Setting up the binary input parameters..................41 Setting up the alarm setup parameters..................43 Setting up the file system......................... 48 MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 4 Setting a new device address......................60 BACnet objects available on the MR5 controller................60 Electrical ratings............................65 Related documentation..........................66 MR5 Series Panel Mount Case Controller technical specifications............67 North American emissions compliance..................... 70 United States............................70 Canada..............................70 Product warranty............................70 Software terms.............................
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Page 5: Introduction
Introduction This document describes the features and functions of the MR5 Series Panel Mount Case Controller and provides guidelines and instructions to set up, adjust, and troubleshoot the controller. Application Important: Use the MR5 Series Panel Mount Case Controller only as an operating control. -
Page 6: Dimensions
The following figure shows the controller dimensions. Figure 2 shows the panel cut-out dimensions required to insert the controller into the panel. Figure 1: MR5 Controller dimensions, mm (in.) Figure 2: MR5 Controller panel opening dimensions, mm (in.) MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 7: Terminal Block And Terminal Descriptions
Figure 3. For information about the controller’s bottom terminal blocks, terminals, and wire sizes, see Table 2 and Figure 3. Note: For detailed wiring guidelines and instructions, refer to the MR5 Series Panel Mount Case Controller Installation Guide (Part No. 24-07664-03388). - Page 8 LC is shared with the alarm relay and fan or auxiliary relay. See Table 32 for electrical ratings. Fan or Evaporator fan or auxiliary relay line voltage output terminal. See Table 32 for electrical ratings. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 9: Cleaning The Controller Ui
Rinse the cloth with clean water and wipe the controller with a clean and slightly damp cloth until it is clean. Dry the controller with a soft cloth. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 10: Controller Operation
The defrost relay controls these electric resistive heating elements. Typically, you can find the electric resistive heating elements in or near the evaporator coil and drain pan. Low temperature refrigeration applications often use electric MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 11: Hot Gas Defrost
After you create a schedule, you can use the manual option to change one or more of the scheduled defrost duration start times. See Setting up the defrost parameters Setting up a defrost schedule. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 12: Compressor And Evaporator Fan Start Delays
• Evaporator fan time delay When the controller is in a delay period, the UI message field displays the delay type and the number of minutes that remain in the delay period. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 13: Anti-Short Cycle Delay
Select from 0 min to 10 min for the evaporator fan drip-time delay. The evaporator fan drip-time delay is unavailable for off- MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 14: Evaporator Fan Time Delay
High speed fan relay Relay off Relay on Defrost duration Defrost termination Drip time delay Drip time ends Evap fan delay cool down Evap fan delay ends based on time Normal cooling mode MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 15: Detailed Procedures
The following figure shows the controller’s UI, icons, and keys. Table 5 describes the user interface behavior and user actions. Figure 6: Controller display fields, icons, and touchpad keys MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 16 When a parameter list selection screen displays, the upper and lower info fields display the available selections as blinking parameters. See Info field codes for info field code descriptions. MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 17 The Defrost icon also functions as a key. To go to the manual defrost cycle start screen, press the Defrost key for 2 seconds. In manual defrost mode the defrost icon will blink on and off to indicate a closed defrost relay. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 18: Standard And Conditional Screens
Setting up the defrost parameters. Navigate to BINARY INPUTS and access the sub-level menu to define the type and behavior of the optional binary inputs. See Setting up the binary input parameters. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 19: Navigating The Controller Screens
To select a screen, press SET. Press DOWN and UP to select the value or selection that you want. Press SET to confirm your selection, or press MENU/ESC to exit without entering a value. To exit a screen and return to a previous menu, press MENU/ESC. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 20: Navigating The High-Level Status And Setup Start Screens
Navigating the high-level status and setup start screens Figure 8: High-level status and setup start screens MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 21 The DEFROST SETUP screen is the top-level start screen for accessing and setting up the behavior of the refrigeration system during defrost mode. To go to the defrost setup screens, press SET. For more information, see Setting up the defrost parameters. MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 22 The FILE screen is the top-level start screen for accessing and setting up the controller’s file and data imports and exports. To go to the file setup screens, press SET. For more information, Setting up the file system. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 23: Viewing The Status
• CLO-SED ALARM RELAY • OP-EN This screen displays the status of the alarm relay as open or closed. • CLO-SED This screen displays the version of firmware on the controller. X.XXX MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 24 This screen displays the status of the door open alarm. The • YES ALARM alarm condition is true if the door has remained open for a • NO Conditional period of time greater than or equal to the alarm delay. screen MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 25: Viewing The Qrev And Pshc Status
This screen displays the type of refrigerant selected in the PSHC. REFRIGERANT Conditional screen QREV/PSHC This screen displays the QREV and PSHC’s active notification codes. n/a CURRENT STATE Conditional screen QREV/PSHC FW This screen displays the PSHC’s firmware version. VERSION Conditional screen MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 26: System Setup Parameters
SET to go to the DATE/TIME screen. To move through the date and time screens, press DOWN and UP. Figure 9: System date and time navigation map The following table describes the date and time screens. MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 27 To set the day, select the day value and press SET. Day value AUTO DAYLIGHT • OFF To enable or disable the automatic daylight saving adjustment SAVING feature, select ON or OFF and press SET. • ON MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 28: Setting Up The System Components
The selections you make on the following setup screens determine many of the setup screens that appear on the REFRIGERATION SETUP and DEFROST SETUP menu flows. See Sensor setup more information about sensor measurement. Figure 10: System component navigation map MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 29 To set the offset value for SN3, press SET. Conditional screen Select the offset value from the range -3°C to 3°C (-5°F to -3°C to 3°C (-5°F to 5°F) 5°F). To save the selection, press SET. MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 30 SET. DEVICE ID To set a device ID, press SET. Select a device ID value between 1 and 9999. To save the 1 to 9999 device ID, press SET. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 31: Setting Up A Qrev And Pshc
Select the refrigerant type from the available options and Refrigerant Conditional press SET. types screen Note: For more information about available refrigerants, refer to the Quick Response Expansion Valve (QREV) and Precision Superheat Controller (PSHC) Product Bulletin LIT-12012398. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 32: Setting Up The System Setup Parameters
To go to the INSERT USB DRIVE screen for a firmware • YES update, select YES. • NO INSERT USB To update the controller’s firmware, insert a USB drive into DRIVE the controller’s USB port within 15 seconds. The firmware updates automatically. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 33: Setting Up The Refrigeration Setup Parameters
122°F) and press SET. DIFFERENTIAL To set the differential, press SET. Select the differential value from the range 1°C to 8°C (1°F to 1°C to 8°C (1°F to 15°F) 15°F) and press SET. MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 34 EVAP FAN: To set the state of the evaporator fan relay when the COMPRESSOR compressor relay is off, press SET. Select ON or OFF, and press SET. • ON Conditional • OFF screen MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 35: Setting Up The Defrost Parameters
-1°C to 32°C (30°F to 90°F) and press SET. Conditional Note: The DEFROST TERMINATION TEMPERATURE screen screen displays only if TE-MP is selected on the DEFROST TERM TYPE screen in the system setup menus. MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 36 • SCH-EDU Conditional or ADA-PTI (adaptive) and press SET. • ADA-PTI screen Note: The defrost schedule type screen appears only if you select TE-MP on the defrost termination type screens, under SYSTEM SETUP. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 37: Setting Up A Defrost Schedule
AUT-OMA (automatic) on the DEFROST SCHEDULE screen. To manually schedule the defrost cycles to start at preferred times, select MAN-UAL on the DEFROST SCHEDULE screen. Figure 16: Defrost schedule setup screens navigation map MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 38 Press SET to save those values. Note: If you select MAN-UAL on the DEFROST SCHEDULE screen, you must manually schedule the remaining defrost cycles at real-time values for the 24-hour period. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 39: Setting Up Adaptive Defrost Parameters
Note: To enable the ADAPTIVE DEFROST setup start screen, navigate to the system setup menu flow. Set SN3: MEASUREMENT to defrost and set the DEFROST TERM TYPE to TE-MP. Figure 17: Adaptive defrost setup screens navigation map MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 40 To erase historical data from adaptive defrost and reset the Conditional system to the initial defrost interval, press SET. screen Select YES to erase the historical data and press SET. • YES • NO MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 41: Setting Up The Binary Input Parameters
To set up an active state for BI1, press SET. Conditional • OP-EN To set up an active state for BI1, select an active state value screen from the range OP-EN or CLO-SED. • CLO-SED MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 42 Select an action delay value from the range 0 min to 10 min 0 min to 10 min screen and press SET. BI 2 This screen is the BI 2 setup start screen. To go to the BI2 terminal setup screens, press SET. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 43: Setting Up The Alarm Setup Parameters
Note: Except for the THRESHOLD screen, all alarm setup menus have an identical structure. Only high and low temperature alarm setup menus contain a THRESHOLD screen. Figure 19: Alarm setup navigation map part 1 of 4 MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 44 Figure 20: Alarm setup navigation map part 2 of 4 MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 45 Figure 21: Alarm setup navigation map part 3 of 4 MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 46 SET. DELAY To set the delay time, press SET. Conditional Select the delay value from the range 0 min to 99 min and 0 min to 99 min screen press SET. MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 47 Conditional press SET. screen SN1: LOW TEMP This screen is the alarm setup start screen for the SN1 low ALARM temperature alarm. To enable and define this alarm, press Conditional SET. screen MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 48: Setting Up The File System
To confirm a data export, select YES, and press SET. • YES • NO INSERT USB To export data, insert a USB drive into the controller within 15 DRIVE seconds. The data export begins automatically. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 49: System Setup Parameters
• Date format: select to display the date as date, month, and year (DMY) or month, date, and year (MDY) • Date: set the date, month, and year • Automatic daylight saving: enable the optional automatic changeover for daylight saving time MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 50: Sensor Setup
5°F. For example, if you apply a -3°F offset, the actual sensed value of 30°F displays and controls as 27°F. QREV and PSHC setup The controller can monitor and control an optional PENN QREV and PSHC. The QREV is a ®... -
Page 51: Adaptive Defrost Setup Parameters
Edit the real-time value to the time at which the blackout period starts. The real-time value depends on the time format type selected in the time and date screens in the system setup menu flow. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 52: Binary Inputs And Alarms
• Door open Table 23 explains the types of alarms that you can program on the controller. Alarm setup parameters The following table provides information about the controller’s alarms and their corresponding true conditions. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 53: Alarm Actions
• Local UI: The Alarm icon on the UI illuminates when any alarm condition is true or requires acknowledgment. Alarm settings The following table provides information about the alarm parameters and their corresponding descriptions: MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 54: Alarm Vs Warnings
Use the up and down arrows to move through the available selections on the screen. When the preferred code is flashing in the info field, press SET to save the selection and to go to the next screen. MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 55 Electric resistive defrost: To choose a defrost type on the system setup screens, select electric resistive defrost. Language selection option: Select the English language for UI text. MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 56 Select to set the mode of a binary input to be a refrigerant leak detector. Scheduled defrost: Select the defrost algorithm or mechanism. Temperature termination: Select to set the defrost termination type to temperature based. MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 57: Connecting To A Communications Network
External communications adapter connection The controller connects to the ADPT-MR5-RS485 Network Communications Adapter. The following figure shows where the external communications adapter connects to the controller. Figure 24: External communications adapter connected to an MR5 controller MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 58: Network And Device Requirements And Limitations
If the MR5 controller is an EOL terminating device on the network trunk, connect the 220 ohm resistor between the + and - terminals on the adapter. This configures the adapter as an EOL device. See Connecting the EOL resistor. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 59: Connecting The Eol Resistor
EOL configuration. To configure a controller as an EOL device, connect the 220 ohm metal film resistor (MFR) (1/2 W) to the + and - terminals on the adapter in parallel with the RS485 network wires on the adapter. MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 60: Setting A New Device Address
On the DEVICE ADDRESS screen, press SET to set a new device address. BACnet objects available on the MR5 controller The following BACnet objects are available on the controller. Note: Sensor 1 : Temperature is the only available BACnet object that supports trend. MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 61 AI10200 -40°F to 212°F (-40°C to 100°C) Temperature QREV/PSHC : Pressure AI10212 100 kPa to 3445 kPa (14.5 psi to 500 psi) QREV/PSHC : Current AI10215 Notification code: 0000 to 9999 State MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 62 MV10389 1 - No 2 - Yes Relay Selection MV10371 1 - Fan 2 - Auxiliary SetPoint AV10321 -40°F to 122°F (-40°C to 50°C) Differential AV10329 1°F to 15°F (1°C to 8°C) MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 63 00:00:00 to 23:59:59 (Hr:Min:Sec) Third Defrost TV10814 00:00:00 to 23:59:59 (Hr:Min:Sec) Fourth Defrost TV10815 00:00:00 to 23:59:59 (Hr:Min:Sec) Fifth Defrost TV10816 00:00:00 to 23:59:59 (Hr:Min:Sec) Sixth Defrost TV10817 00:00:00 to 23:59:59 (Hr:Min:Sec) MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 64 BI10365 0 - Normal Supported 1 - Alarm Communication Loss Alarm Refrigeration Leak BI10434 0 - Normal Supported 1 - Alarm Alarm Door Open BI10437 0 - Normal Supported 1 - Alarm MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 65: Electrical Ratings
Table 33: SPST defrost relay ratings between terminal 16 and terminal 17 cULus Applied voltage at 50/60Hz 24 VAC 120 VAC 240 VAC 240 VAC Resistive amperes Inductive amperes Pilot duty VA 28 VA 125 VA 125 VA Number of cycles MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 66: Related Documentation
No: 24-07664-03450) Communications Adapter MR5 USB cable MR5 Series Panel Mount Case Controller USB Cable Instruction Sheet (Part No. 24-07664-03469) A99B Series Temperature Sensor Product or Technical Bulletin (LIT-125186) A99 sensor ratings MR5 Series Panel Mount Case Controller Technical Bulletin... -
Page 67: Mr5 Series Panel Mount Case Controller Technical Specifications
The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications Johnson Controls shall not be liable for damages resulting from misapplication or misuse of its products. MR5 Series Panel Mount Case Controller Technical Bulletin... - Page 68 North America: United States: UL Listed SDFY.SA516, FCC Compliant to CFR47, Part 15, Subpart B, Class B limits Canada: cUL Listed SDFY7.SA516, Industry Canada (IC) compliant to Canadian ICES-003, Class B limits MR5 Series Panel Mount Case Controller Technical Bulletin...
- Page 69 Reference resistance 10,000 ohms at 25°C (77°F) Sensor construction • Probe: stainless steel 50 mm x 6 mm (2 in. x 0.2 in.) • Cable length: 1.5 m (4.9 ft) Sensor cable sheath PVC cable MR5 Series Panel Mount Case Controller Technical Bulletin...
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Page 70: North American Emissions Compliance
North American emissions compliance United States This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.