HydroTherm HeatNet KN-10 Скачать руководство пользователя страница 18 | Manualshive

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P/N 42-9534 8/08 Copyright 2008 Hydrotherm

KN-SERIES GAS-FIRED DIRECT VENT CAST IRON BOILERS – CONTROL MANUAL

Wiring

(continued)

Figure 4

KN

HeatNet control fi eld wiring (also see

KN

Gas Boiler Installation & Operation Instructions) — Verify against wiring diagram

supplied with boiler

5

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Содержание HeatNet KN-10

Страница 1: ...ion with contaminated air follow the instruction manual guidelines to clean repair or replace the boiler if necessary Affix these instructions near to the boiler Instruct the building owner to retain...

Страница 2: ...etpoint can be determined by the HeatNet control or by a 4 20 milliamp input signal Network boilers can be operated by override commands for increased versatility Thismanualisarrangedsotheinstructions...

Страница 3: ...cal enclosure Electrical components Electrical enclosure Control panel 4 line digital display and navigation buttons Electrical connection panel Electrical subpanel Power connection strip for KN 6 and...

Страница 4: ...ter boiler or by a 4 20ma input from an external controller Memberboilerscanoverridemasterboilercontroliftheyreceiveacontactclosure on the HEAT DEMAND terminals or the AA high fire terminals In additi...

Страница 5: ...n the 4 20mA controls can be set up to make 4 20mA the highest priority if desired 5 Control menus and adjustments page 24 OperatingparametersandcontrolbehaviorsaresetusingtheKNcontrol sdisplay keypad...

Страница 6: ...conductors with a minimum size of 14 awg Use appropriate wiring materials for units installed outdoors Wiring See page 16 for wiring information and wiring diagrams Note that the boiler can be wired f...

Страница 7: ...or keep default Enable if desired Enable if desired LOCAL PUMP DELTATEMP ENABLE DELTATEMP POST PRGTIME ALWAYS ENABLED Settings for boiler pump Enable if desired requires installing a return water temp...

Страница 8: ...he latest revision of the National Electrical Code ANSI NFPA 70 Installation should also conform to CSA C22 1 Canadian Electrical Code Part I if installed in Canada Install a separate 120 volt 15 amp...

Страница 9: ...member boiler following the guidelines given in Table 3 Start up boilers per KN I OM Turn off power to all boilers Follow all instructions in the KN Series Gas Boiler Installation Operating Instructi...

Страница 10: ...NT OA SETPTS Enable if used Enable if used Set if used Set if used requires outdoor sensor Not applicable to member boiler unless boiler is to operate in override mode SYSTEM PUMP POST PRGTIME ALWAYS...

Страница 11: ...nly if using BMS operation MODULAR BOILER SET ADD DELAYTIME SHED DELAYTIME MODULATE DELAYTIME MOD MAX LAST FIRE Adjust timings as needed to match control operation to system response Not applicable to...

Страница 12: ...HEATNETBOILERS display Themas ter control will show the boilers it recognizes If the display shows a blank space such as 123_56789 the control does not de tect the missing boiler boiler 4 Check the ye...

Страница 13: ...Gas Prove 26 Return Sensor not Present 11 Spare 4 27 Outside Air Sensor not Present 12 Operator Interlock 28 13 Water Prove Flow Interlock 29 14 Air Prove UV Sensor Interlock 30 Master Boiler 15 MainV...

Страница 14: ...65536 Register 30 Boiler 1 runtime in seconds Boiler 1 is the master boiler Boilers 2 16 are member boilers 0 4294967295 seconds BACnet or LONWORKS protocols Install the correct bridge to adapt to bui...

Страница 15: ...KN 10 208 230 240 VAC 1 60 20 amp for KN 20 A properly rated shut off switch should be located at the boiler The boiler must be grounded in accordance with the authority having jurisdiction or if none...

Страница 16: ...r sensor ONLY to the master boiler Install the header sensor in an immersion well Locate the sensor where it will accurately sense the sys tem water supply temperature 1 2 Connect the sensor leads to...

Страница 17: ...emperature from overriding boilers to the DHW Setpoint 1 2 1 Override operation control setup MEMBER boilers must be set up with operating parameters necessary during their override local operation A...

Страница 18: ...therm KN SERIES GAS FIRED DIRECT VENT CAST IRON BOILERS CONTROL MANUAL Wiring continued Figure 4 KN HeatNet control field wiring also see KN Gas Boiler Installation Operation Instructions Verify again...

Страница 19: ...19 P N 42 9534 8 08 Copyright 2008 Hydrotherm KN SERIES GAS FIRED DIRECT VENT CAST IRON BOILERS CONTROL MANUAL Wiring continued Figure 5 KN HeatNet temperature sensors 5...

Страница 20: ...20 P N 42 9534 8 08 Copyright 2008 Hydrotherm KN SERIES GAS FIRED DIRECT VENT CAST IRON BOILERS CONTROL MANUAL Wiring continued Figure 6 Field wiring relays interlocks and boiler status 5...

Страница 21: ...21 P N 42 9534 8 08 Copyright 2008 Hydrotherm KN SERIES GAS FIRED DIRECT VENT CAST IRON BOILERS CONTROL MANUAL Wiring continued Figure 7 Field wiring connections for 4 20mA remote operation 5...

Страница 22: ...P N 42 9534 8 08 Copyright 2008 Hydrotherm KN SERIES GAS FIRED DIRECT VENT CAST IRON BOILERS CONTROL MANUAL Wiring continued Figure 8 Field wiring connections for on off and two stage firing options...

Страница 23: ...534 8 08 Copyright 2008 Hydrotherm KN SERIES GAS FIRED DIRECT VENT CAST IRON BOILERS CONTROL MANUAL Wiring continued Figure 9 Installation of optional BACnet or LonWorks bridge protocessor for MODBUS...

Страница 24: ...values Adjusting setpoint temperature while in Standby The local setpoint temperature LOCAL SET or system setpoint temperature SYS DHW HEADER can be adjusted using the SETUP menus or by pressing down...

Страница 25: ...OP LIM BAND 215 F SETPT SOURCE AUTO OPERATE LIMIT 205 F 145 to 205 F OP LIM BAND 10 F 1 to 50 F SETPT SOURCE AUTO AUTO 4 20MA NOTE If 4 20MA is selected the control setup menu will automatically open...

Страница 26: ...OFF DELTA TEMP ENAB OFF DELTA TEMP 10 POST PRG TIME 2M ALWAYS ENABLED OFF DELTATEMP 10 F 0 to 50 F POST PRGETIME 2 minutes 1 to 60 minutes ALWAYS ENABLED OFF ON or OFF PUMP VALVE OPTION MASTER PUMP V...

Страница 27: ...R TYPE LINKED COMMON LINKED COMMON or INDEPENDENT TYPE LINKED COMMON IN USE NO INPUT J12B DAMPER PROOF TIME 2 00 IN USE NO YES or NO INPUT J10B DAMPER J10B DAMPER or J12B terminal 7 Change only when r...

Страница 28: ...ET MASTER YES Display only not changeable here MEMBER boilers will show NO and addresses must be set from 2 to 16 H NET ADDRESS Master default 255 not changeable Member default 2 Range 2 to 16 MODBUS...

Страница 29: ...MA ENABLE terminals J12A To set to HIGH make sure SETUP SETPOINTS SETPOINT SOURCE is set to AUTO PASSWORD Default AAAAAA Restore to default by pressing while turning ON OFF switch to ON Password mustb...

Страница 30: ...POINTS Setpoint temperature controlled by the KN control Local setpoint refers to boiler supply temperature System setpoint appears if there is a sensor connected to the SYS DHW HEADER sensor terminal...

Страница 31: ...Specifies where the space heating setpoint temperature comes from AUTO With AUTO selected the KN HeatNet control determines the setpoint using local setpoint outdoor reset or SYS DHW HEADER temperatu...

Страница 32: ...flow proving switch across SYSTEM WTR FLOW terminals J11A Place a jumper on these terminals if system flow proving is not used POST PRG TIME keeps the pump running for the specified time after call f...

Страница 33: ...signator for the setback operation Up to four 4 setback operations can be programmed ENTRY IS NIGHT SETBACK Select ON to enable a setback operation Then program the times days and setpoint The setpoin...

Страница 34: ...NO the boiler will only operate if activated by an override input AA 4 20mA enable or T1 T2 When set to YES the boiler will revert to LOCAL operation controlling its outlet water temperature to the L...

Страница 35: ...rom 2 through 16 The Master boiler H NET address is automatically set to 255 The master boiler is automatically recognized because it is the one with a sensor wired to its SYS DHW HEADER terminals MOD...

Страница 36: ...or is correctly connected If so the sensor input is bad Contact Mestek for recommended action If the trim setting is acceptable press the SELECT key to accept The display will show TRIM VALUE SET Afte...

Страница 37: ...The control cannot be placed in LOCAL mode if this PRIORITY is enabled and active CHANGE PASSWORD ADVANCED SETUP PASSWORD Use to set change a password NOTE You can reset the password to the default v...

Страница 38: ...will auto start if on disk manually execute the program if working from a file on the computer Follow the instructions as the program progresses If a separate option is provided to install USB drivers...

Страница 39: ...librationmode andwillshow CALIBRATE on the display The first screen will show the following The value shown for temperature is the SYSTEM or LOCAL setpoint MEMBER boilers will show LOCAL SET in stead...

Страница 40: ...heat to the system or demand changes 1 2 3 4 5 6 The upper left of the display will show boiler condition prepurge etc astheboilerbeginsitscycle Aftertheboiler begins firing the screen will show RUN a...

Страница 41: ...M of modulation All of the boilers that are firing Master See Figure 12 for an explanation of the data on the screen 1 2 3 Noticethesnapshot Thisisalogentry ofwhichthereareupto1 000 As soon as you ent...

Страница 42: ...he temperature shown is the value detected at the sensor listed FAULT SUPPLY COMBUSTION AIR DAMPER 168 F MASTER boiler Automatically resets control after external limit closes MEMBER boiler or stand a...

Страница 43: ...lected for display The temperature shown is the value detected at the sensor listed FAULT SUPPLY INTERLOCK SPARE 3 168 F Automatically resets control after condition is corrected INTERLOCK SPARE 4 J11...

Страница 44: ...on controlling to either the LOCAL or SYSTEM setpoint until the condition is corrected The display continues showing the SUPPLY HEADER or other temperature whichever had been selected for display The...

Страница 45: ...here may exist a grounding problem with the controller or one of the boilers pumps contactors or other devices connected to it If all grounding is correct there may be an issue with radiated or induce...

Страница 46: ...on controls contactors etc 1 2 3 4 Only the MASTER boiler Fires but the system has many boilers and is using H Net In order for the MASTER boiler to act as a MASTER the header sensor must be set to TY...

Страница 47: ...o act as a MASTER the header sensor must be set to TYPEZ and there must be a header sensor present At power up the header sensor is auto detected If the temperature of the header sensor at power up is...

Страница 48: ...SET OA RESET OFF OA SETPOINT 68 F OVERRIDE RESET NO SET OA SETPOINTS WATER TEMP AT HIGH OA TEMP 140 F 70 F WATER TEMP AT LOW OA TEMP 180 F 10 F PUMP OPTIONS SYSTEM PUMP POST PURGE TIME 2 minutes ALWAY...

Страница 49: ...IME OPTIONS TEMP SCALE F KEY CLICK ON SKIP PASSWORD ON BRIGHTNESS 50 LOG RUNTIME RUN HOURS DATA LOG ENTRY SIZE BOILER CYCLES AUX FUNCTIONS COMBUST AIR DAMPER IN USE NO OUTPUT RELAY J10B DAMPER PROOF T...

Страница 50: ...OFFSET 5 F BOILER START TIME 50 seconds MODULATION PID Factory set not adjustable FIRING MODE FIRING MODE TRUE ROTATION MASTER FIRST OFF SENSORS SENSOR OUTSIDE TYPE TYPE Z CALIBRATED SENSOR SUPPLY TYP...

Страница 51: ...208 230 240 VAC 1 60 with neutral KN 20 208 230 240 VAC 1 60 with neutral Relays Stage Circulator Alarm 8A 250 VAC AC Interlocks 24 VAC 120 VAC input Control Inputs AA Heat Demand 4 20ma Enable OA ov...

Страница 52: ...of Advanced Thermal Hydronics 260 North Elm Street Westfield MA 01085 Tel 413 564 5515 Fax 413 568 9613 7555 Tranmere Drive Mississauga ONT L5S IL4 Canada Tel 905 672 2991 Fax 905 672 2883 www hydrot...

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