background image

16

 

MODBUS Installation and Operation Manual

HT# 059266-00A

20 New Dutch Lane, Fairfield, NJ 07004

 

Ph: (973) 575-4004 

• 

Fax: (973) 575-4052

http://www .heat-timer .com

WarranTy

WARRANTIES AND LIMITATIONS OF LIABILITY AND DAMAGE: Heat-Timer Corporation warrants that it will replace, or 

at its option, repair any Heat-Timer Corporation manufactured product or part thereof which is found to be defective in material 

workmanship within one year from the date of installation only if the warranty registration has been properly filled out and returned 

within 30 days of the date of installation. Damages to the product or part thereof due to misuse, abuse, improper installation by 

others or caused by power failure, power surges, fire, flood or lightning are not covered by this warranty. Any service, repairs, 

modifications or alterations to the product not expressly authorized by Heat-Timer Corporation will invalidate the warranty. 

Batteries are not included in this warranty. This warranty applies only to the original user and is not assignable or transferable. 

Heat-Timer Corporation shall not be responsible for any maladjustments of any control installed by Heat-Timer Corporation. It is 

the users responsibility to adjust the settings of the control to provide the proper amount of heat or cooling required in the premises 

and for proper operation of the heating or cooling system. Heat-Timer Corporation shall not be required to make any changes 

to any building systems, including but not limited to the heating system, boilers or electrical power system, that is required for 

proper operation of any controls or other equipment installed by Heat-Timer Corporation or any contractor.  Third Party products 

and services are not covered by this Heat-Timer Corporation warranty and Heat-Timer Corporation makes no representations or 

warranties on behalf of such third parties.  Any warranty on such products or services is from the supplier, manufacturer, or licensor 

of the product or service. See separate Terms and Conditions of Internet Control Management System (“ICMS”) services, including 

warranties and limitations of liability and damages, for ICMS services.

THE FOREGOING IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED AND HEAT-TIMER 

CORPORATION SPECIFICALLY DISCLAIMS ANY AND ALL WARRANTIES OF MERCHANTABILITY FOR A 

PARTICULAR PURPOSE. UNDER NO CIRCUMSTANCES SHALL HEAT-TIMER CORPORATION, ITS AUTHORIZED 

REPRESENTATIVES, AFFILIATED OR SUBSIDIARY COMPANIES BE LIABLE FOR SPECIAL, CONSEQUENTIAL 

OR INCIDENTAL DAMAGES, EXCEPT AS SPECIFICALLY STATED IN THESE TERMS AND CONDITIONS OF 

SALE. THE SOLE REMEDY WITH RESPECT TO ANY PRODUCT OR PART SOLD OR INSTALLED BY HEAT-TIMER 

CORPORATION SHALL BE LIMITED TO THE RIGHT TO REPLACEMENT OR REPAIR F.O.B. FAIRFIELD, NJ. 

HEAT-TIMER CORPORATION SHALL NOT BE LIABLE OR RESPONSIBLE FOR LOSS OR DAMAGE OF ANY KIND 

RESULTING FROM DELAY OR INABILITY TO DELIVER FOR ANY REASON, INCLUDING BUT NOT LIMITED TO FIRE, 

FLOOD, LIGHTNING, POWER FAILURE OR SURGES, UNAVAILABILITY OF PARTS, STRIKES OR LABOR DISPUTES, 

ACCIDENTS AND ACTS OF CIVIL OR MILITARY AUTHORITIES.

03122010

Summary of Contents for MODBUS RTU RS485

Page 1: ...or safety control all equipment must have its own certified limit and safety controls required by local codes The installer must verify proper operation and correct any safety problems prior to the in...

Page 2: ...Configuration 3 MODBUS Communication Options 3 MAC Address 3 Baud 3 Troubleshooting 3 HWr Platinum MODBUS Variable list 4 HWrQ Platinum MODBUS Variable list 6 Multi MOD Platinum MODBUS Variable list...

Page 3: ...US COMMUnICaTIOn OPTIOnS SELECT MENU Maintenance Network Settings Multi MOD Platinum SELECT MENU Settings More Settings Remote Interface Network Settings All Other Platinum Controls Before connecting...

Page 4: ...f 27 Sensor Type 0 F 1 C 28 Minimum Water Temp C F 21 71 C 70 170 F 29 Outdoor Sensor C F 40 122 C 40 250 F 32000 Open 32001 Shorted 2 X 30 Outdoor Sensor Trim C F 3 3 C 5 5 F 31 Offset Temperature C...

Page 5: ...Single Register function code 6 and Write Multiple Registers function code 16 are supported note All variables with multiple UOM s depend upon the value of Input Mode to determine which to use note Us...

Page 6: ...Cut off C F 0 25 C 30 75 F 87 DHW Call Mode 0 No Priority 1 Priority 88 Day Light Saving 0 Enable 1 Disable 89 Sensor Fault Mode 0 Stages On 1 Stages Off 90 Fast Cool Down 0 Minimum Target Temp 1 Off...

Page 7: ...are packed 2 characters per register most significant byte first 4 Multi register values are stored big endian first register x 65536 second register value note All variables are stored as Holding Re...

Page 8: ...0 60 79 Input Mode 0 F 1 C 2 15psi 3 30psi 4 100psi 5 200psi 6 300psi 7 HWR 8 Reset F 9 Reset C X 80 Lead Stage 0 19 A T 81 Pre purge Delay 10 Minutes 0 0 10 0 82 through 101 Lockout Input Stages 1 20...

Page 9: ...ecified divide a read value by this to obtain the actual value Multiply desired value by this before writing 2 For variables that specify them if a read value is a special value 32000 32005 do not div...

Page 10: ...ted 2 X 31 Outdoor Sensor Trim C F 3 3 C 5 5 F 32 Operation Mode 0 Burner valve 1 District Steam 33 Output Relay 0 Off 1 On X 34 Panel Date Days since 1 1 1981 0 36500 35 Panel Time Minutes since 0 00...

Page 11: ...mation MPCQ PlaTInUM MODBUS VarIaBle lIST MPCQ reg VarIaBle DeSCrIPTIOn MUlT 1 if not 1 UOM range STaTeS SPeCIal ValUeS reaD Only 1 3 Model 6 Character string 3 X 4 13 Serial Number 20 Character strin...

Page 12: ...tem Run on Minutes 0 60 237 System Relay 0 Off 1 On X 238 Throttle Range 2 psi 0 5 5 0 239 Heat Establish Pressure 10 psi 0 5 5 0 MPCQ Platinum Boiler Type Table Boiler Type LEAD Special value Up to T...

Page 13: ...o 0 note Use Setback if Operation Mode is set to 1 note Use Last Stage Hold Min Runtime Purge Reaction Time Standby Delay when Logic Mode is set to 0 note Use Reaction Time when Lead Stage Rotation Mo...

Page 14: ...6 Day Light Saving 0 Enable 1 Disable 27 Sensor Fault Mode 0 OutputOn 1 OutputOff 28 Valve at Freezing 0 100 29 Sensor Mode 0 F 1 C X 30 Motor Time Seconds 120 600 31 Manual Valve Target 0 100 32 Nigh...

Page 15: ...gister value note All variables are stored as Holding Registers MODBUS functions Read Holding Registers function code 3 Write Single Register function code 6 and Write Multiple Registers function code...

Page 16: ...building systems including but not limited to the heating system boilers or electrical power system that is required for proper operation of any controls or other equipment installed by Heat Timer Co...

Reviews: