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SINGLE PHASE ELECTRIC HEATED MODELS ONLY
GUARDIAN GB, GR AND GS
COMMERCIAL AIR CURTAIN RANGE
WITH SIGNAL PRO CONTROLLER
INSTALLATION MANUAL
BS EN ISO 12100:2010 Safety of machinery.
BS EN 60204-1:2018 Safety of machinery. Electrical equipment of machines.
BS EN 55014-1:2017 Electromagnetic compatibility.
BS EN 60335-2-30:2009+A11:2012 Safety. Requirements for room heaters to the following
European CE directives- 2006/95/EC - low voltage; 2014/30/EU - electromagnetic compatibility
Please read this document carefully before commencing installation, commissioning and/or servicing.
Leave it with the end user/site agent to be placed in their premises technical file after installation.
WARNING
Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death.
All work must be carried out by appropriately qualified persons.
The manufacturer does not take any responsibility in the event of non-observance of the regulations concerning the connection of the apparatus causing a
dangerous operation possibly resulting in damage to the apparatus and/or environment in which the unit is installed.
MANUAL PART NO. D301375 ISS 0
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Summary of Contents for Reznor GUARDIAN GB 1500
- Page 1 SINGLE PHASE ELECTRIC HEATED MODELS ONLY GUARDIAN GB, GR AND GS COMMERCIAL AIR CURTAIN RANGE WITH SIGNAL PRO CONTROLLER INSTALLATION MANUAL BS EN ISO 12100:2010 Safety of machinery. BS EN 60204-1:2018 Safety of machinery. Electrical equipment of machines. BS EN 55014-1:2017 Electromagnetic compatibility. BS EN 60335-2-30:2009+A11:2012 Safety.
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Page 3: Table Of Contents
Contents 6. Set door open temperature ......20 General Information (G) 7. Set heat on/off ........21 8. Set overtime ..........21 Guardian air curtain range ......4 9. Set time and days ........21 General product information .......4 10. Set time program ........21 Health and safety ........4 11. -
Page 4: Guardian Air Curtain Range
The display / program panel allows the user to control either a single air curtain, or a network of up to 16 air curtains. Page No 4 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 5: Requirements
Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 5... -
Page 6: Technical Data
Table 1 Technical data Fuse Guardian air curtain control is fitted with a T1H (1A) 5mm x 20mm control circuit fuse. Page No 6 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 7: Dimensions. Gs Surface Mounted Models
The minimum mounting height (floor to grille outlet) is 1.8m. The recommended maximum mounting height is 3m for standard fan setting & 4m for high Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 7... -
Page 8: Dimensions. Gr Recessed Models
The minimum mounting height (floor to grille outlet) is 1.8m. The recommended maximum mounting height is 3m for standard fan setting & 4m for high. Page No 8 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 9: Dimensions. Gb Bulkhead Mounted Models
The minimum mounting height (floor to grille outlet) is 1.8m. The recommended maximum mounting height is 3m for standard fan setting & 4m for high. Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 9... -
Page 10: Signal Pro Display Panel Dimensions
Figure 5.1 Flush mounting plastic conduit Figure 5 Surface mount box box (by others) Figure 5.2 Surface mounting back box dimensions Page No 10 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 11: Component Layout
Installer terminal block Fan motor Fan deck Resistor (1500 only) Heating element Table 5 GS & GR components Figure 7 Component layout GR Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 11... -
Page 12: Installation
Figure 8 Honeycomb outlet position near to the door adjustable angle of 0 to -5° Page No 12 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 13: Installation Process
Figure 12 GR cover fixing point Figure 9.1 GS cover fixing point Figure 13 GR bolt hinge Figure 9.2 GS cover fixing point Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 13... -
Page 14: Suspending On Drop Rods
10. Fit the display panel and commission the unit Page No 14 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 15: Signal Pro Display Panel
Note: All air curtains connected within the network system will operate under the settings of the single display panel. Figure 16.1 Mounting bracket fitted to GB Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 15... -
Page 16: Optional Wiring
The temperature must then drop to 3°C below the set temperature before the air curtains are turned back on. Page No 16 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 17: Wiring Diagram
An external circuit breaker with the appropriate rating should be installed for the protection of the installation Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 17... -
Page 18: Introduction
To remove an unwanted address, rescan the whole network in the manner detailed in Engineers settings on page 22. Page No 18 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 19: Keypad Buttons
“INTERLOCK TIMER”, “INTERLOCK FILTER” or denotes Internal Timer “INTERLOCK STAT” will show in the bottom line. OS:23° - denotes Outside temperature 23°C Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 19... -
Page 20: User Operation
If address was individual then next address is flashing. Use PLUS and MINUS to set address, OK to 2. All Off mode. modify temperature or MENU to exit. Page No 20 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 21: Set Heat On/Off
Use PLUS and MINUS to adjust hours (00 to 23) then Minutes starts flashing. OK returns to home screen and MENU restarts the MENU at All On Mode. Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 21... -
Page 22: Engineers Instructions
Use PLUS and MINUS to select elevate at zero returns to engineers menu. temperature, range is 0 to 9, then OK to set and return to engineers menu. Page No 22 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 23: Set Temperature Limits
8. Display hours run: OK starts lead address flashing. OK Shows lowest numbered air curtain’s hours run. ## below is the air curtain address. Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 23... -
Page 24: Set Language
OK starts no flashing. Use PLUS and MINUS to select YES or NO to reset panel to factory defaults then OK. Page No 24 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 25: Diagnostics
S, Stat input (S = open, blank = closed). F, Filter blocked input (F = open, blank = closed). Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 25... -
Page 26: Electric Air Outlet Temperature When "Outside Limit" Is Set
Door Open or Door Closed temperature) has been set to 25°C and the elevate at zero temperature has been set to 5°C. Page No 26 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 27: Modbus Protocol
Coils 13 to 24 Write single register Registers 125, 126 All other MODBUS function codes will generate exception code 01, function not recognised. Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 27... -
Page 28: Function Arguments Register
2 link open circuit Set_ Switch fan 3 when door Read/write doorfan 3 link open circuit 24 0 System reset (*) Page No 28 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 29: Maintenance And Servicing
Figure 26 GR Inlet cover 3. With a soft brush clean away any dust from the motor and elements. Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 29... -
Page 30: Inlet Foam Filter Replacement Gr
Then fit the new honeycomb media 2 metre into the carrier and push the tabs back over Table 9 Temperature sensor position the honeycomb to secure Page No 30 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 31: Fault Finding
Figure 31 Thermal cut-out Display panel. Any fault will be described on the display panel until the fault has been cleared. temperature fault. Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 31... -
Page 32: Signal Pro Fault Codes
Replace faulty sensor control Overheat stat open Fan operating, no Overheat stat open Replace overheat circuit heat circuit thermostat Table 10 Fault codes Page No 32 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... -
Page 33: Spare Parts
End cap GS right hand 1026506 Control fuse T1H (1A 5mm x 20mm) 06-00157-1AT Control panel (base unit) 1038710 Table 11 Spare parts Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 33... -
Page 34: Parts Replacement
PCB of the unit disconnect the wire from the motor Reverse the steps to install the new control panel Page No 34 Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0... - Page 35 5. Lift out the fan deck 6. Replace the deck and reverse the steps to install the new fan deck Reznor, Guardian 1 Phase Electric Heat with Signal Pro, Installation Manual, EN 2021-11, D301375 Iss 0 Page No 35...
- Page 36 Tel +44 (0)1384 489700 Fax +44 (0)1384 489707 reznorsales@nortek.com www.reznor.eu Nortek Global HVAC is a registered trademark of the Nortek Global HVAC lLmited. Because of the continuous product innovation, Nortek Global HVAC reserves the right to change product specification without due notice.
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