Rotem RDT-5 Digital Thermostat User Manual
Contents
1. ROTEM Control amp Management RDT 5 Dual Phase Digital Thermostat Installation Manual P N 110148 www rotem com Take Control Warranty amp Limitation of Liability 1 ROTEM warrants that the product shall be free of defects in materials or workmanship and will conform to the technical specification for a period of 1 one year from the date of initial installation on site the warranty period 2 ROTEM warrants that during said warranty period any item items or part parts of equipment found defective with respect to materials or workmanship or which do not conform to the technical specification shall be repaired or replaced at ROTEM s sole discretion free of charge 3 During the warranty period in the event of an alleged defect authorized resellers in relevant regions should be notified as soon as possible from the date of noticing the said defect but no longer than thirty 80 days from such a discovery The report shall include 1 a short description of the defects noticed 2 type of card component and its matching serial number 4 ROTEM s sole liability under this warranty is the repair or replacement of the defective item of product 5 Load cells are not covered by ROTEM s warranty Conditions and Limitations 1 ROTEM will not be responsible for any labor costs or expenses associated with replacement of defective items or other parts of the product or repair 2 This warran2. UA RE y pi azo Mas om eae W EERE vd RIRASCS RABIA Figure 5 Jumpers Locations To set the relay function e On each relay place the jumper over the required pins Figure 6 displays two examples RDT 5 Figure 6 Seales and Heating Jumpers 5 2 2 RBU RDT Wiring E 355 1 IER r l ef T BERS E i D i mU NI i Ji al D ls 7 4 ax i a i cu x Ae i i EE EE x D au amp i A l LESIE 18 D 4 EL EE LOT A a ROR Figure 7 Wiring Between RDT 5 and RBU 27 5 2 3 RDT RTS Wiring Figure 8 Wiring Between RDT 5 and RTS 2 RDT 5 14 C NOTE Ensure that each temperature sensor is installed correctly in the required location NOTE If a30 KOhm resistor is installed in place of a temperature sensor the stage is non operational To enable stage operation remove the resistor and install a sensor 5 2 4 Platinum RDT Wiring The RDT 5 can be wired directly to the Platinum s digital input card In this configuration RDT 5 can provide two functions e he Platinum transmits an alarm to a PC in the event of a RDT 5 power or sensor failure In this configuration the RDT 5 functions when the Platinum has a problem with its o relays o breakers o Sensors e The Platinum transmits an alarm when RDT 5 activates one of the stages C PP RDIC 8 Figure 9 Wiring the Backup Alarm Ports to the Platinum Plus Digital Input Card NOTE When con
3. and dif 2 Using the arrow keys modify the parameter 3 Press Stage to switch to the next stage and modify as required 4 Repeat as needed 5 Press Select to save the settings o Values are saved to memory o The display returns to the Main Screen NOTE After 60 seconds of inactivity on the keyboard the display returns to the Main Screen 4 3 6 Configuring the Temperature Curve RDT 5 enables setting a three point three day temperature curve To configure the temperature curve 1 Press Up Arrow for three seconds The three digit displays F d and 1 Stage 1 2 Use the arrow keys to set the day 3 Press Select The three digit displays F t and the current curve setting RDT 5 e 4 Use the arrow keys to set the curve setting 5 Press Select The three digit displays S d and the current value 6 Use the arrow keys to set the day 7 Press Select The three digit displays S t and the current curve setting 8 Use the arrow keys to set the curve setting 9 Press Select The three digit displays L d and the current value 10 Use the arrow keys to set the day 11 Press Select The three digit displays L t and the current curve setting 12 Use the arrow keys to set the day 13 Press Select o Values are saved to memory o The display returns to the Main Screen NOTE After 60 seconds of inactivity on the keyboard the display automatically returns to the Main Screen RDT 5 ROT
4. EM The following sections detail the installation procedures e Mounting e Wiring 5 1 Mounting When installing the unit observe the following rules e The RDT 5 must be installed by an authorized electrician When installing the unit disconnect the power to avoid electrical shock and damage e To avoid exposing the RSP 5 to harmful gases or high humidity it is recommended to install it in the service room e Installation Category Overvoltage Category Ill e The power supply to the controller should be protected by a 5 Amps circuit breaker To mount the RDT 1 Mount the RDT 5 vertically on the wall using the four supplied screws through the mounting holes Figure 3 Mounting Hole 2 To open the enclosure unclip the two left side clips in the front 3 On the side of the box drill holes to size for routing cables 4 Connect the wires according to the wiring diagrams detailed in the next section 5 2 Wiring The following sections detail the RDT 5 wiring Figure 4 displays the RDT 5 layout Take Control 143 a e Selecting Heating or Cooling Functions page 13 e RDI RTS Wiring page 14 e Platinum RDT Wiring page 15 e Powering the RDT page 16 e Alarm Wiring page 16 RDT 5 12 Co Control Logic Board Figure 4 RDT 5 Boards and Ports 5 2 1 Selecting Heating or Cooling Functions Each relay must be set to operate a heater or cooler Jost RR RSG ERI LETT TT EJ
5. T 5 ROTEM The following sections describe how to use the RDT 5 Figure 2 RDT 5 Front Panel 4 1 RDT Keyboard e Use the Stage key to navigate between the stages The current stage is always displayed in the one digit window Reading the Main Screen e Use the Select key to o display the current temperature Displaying the Current Temperature o set the target temperatures Configuring the Basic Settings e Use the Down key to o decrease parameter settings o set the temperature curve Configuring the Temperature Curve e Use the Up key to o increase parameter settings o Setthe RDT 5 parameters Configuring the Basic Settings 4 2 Cold Start Cold Start returns the unit to its default settings Only perform this procedure when advised to do so by your dealer or a Rotem technician To perform a Cold Start 1 Disconnect power 2 Apply power while pressing Select Up Arrow and Down Arrow 3 When Cold Start Screen appears press Select Take Control 53a523 RDT 5 e00000000000000000000000000000000 4 3 RDT 5 Configuration The following sections explain how to configure the RDT 5 e Quick Start e Reading the Main Screen e Displaying the Current Temperature e Configuring the Basic Settings e Configuring the Stage Activation Temperature e Configuring the Temperature Curve 4 3 1 Quick Start This section describes the basic setup steps For more detailed information refer to the subseque
6. d result in death or personal injury 1 3 Contact Information Rotem Control and Management Email support rotem com URL www rotem com 1 4 Document Information Revision History Revision Level Date Section Affected 1 0 May 2013 o Releasedocument o 1 0 Feb 2012 Releasedocument Cd 1 1 May 2012 6 Changed operating range and added caution 2011 Rotem Corp All rights reserved Document Number 110148 Revision Number 1 7 No part of this publication may be reproduced stored in an automated data file or made public in any form or by any means whether electronic mechanical by photocopying recording or in any other manner without prior written permission of the publisher Rotem will not accept responsibility for damage resulting from the use of this manual Rotem also reserves the right to make changes and improvements to its products and or the associated documentation without prior notice RDT 5 ROTEM e Always connect temperature and sensor shields to earth ground Avoid mixing high voltage wiring with sensor and low voltage wiring e Keep the controller as far as possible from heavy contactor boxes and other sources of electrical interference 3 INTRODUCTION TO THE RDT 5 The Dual Phase RDT 5 is a five stage digital thermostat that works in conjunction with the RBU 27 backup units and Platinum Controllers The RDT 5 works as a stand alone unit using its own temperature to activat
7. e the backup system Figure 1 RDT 5 Block Diagram Digital thermostats provide highly accurate readings ensuring that both the Platinum Controller and RBU 27 function according to specifications 3 1 Features e 5 independent thermostats e Each stage can be set to backup cooling or heating operations e Three point and three day temperature curve e Works as a standalone or with Platinum e Displays o stage temperature o state Take Control 1417 lt RDT 5 000000000000000000000000000000000 o System information e Alarm logic detects failures e Comes equipped with built in power and input protection e No software needed to run the unit software is used to configure the unit only 3 2 Indicator LEDs The following table defines the LED indicators when the LED is green Table 1 LED Indicators LED Definition of Green LED otage 1 5 Thermostats are operational oystem OK oystem functioning properly Check System CPU is not functioning Line 1 Power source one is supplying power Line 2 Power source two is supplying power NOTE The System OK and Check System LEDs are never both lit 3 3 Display Abbreviations The RDT 5 three 3 digit display window shows different abbreviations The following table explains these abbreviations Table 2 RDT Abbreviations dif Differential temperature difference between the temperature curve and the required temperature to operate coolers or heaters RD
8. ed as the user s willingness to accept the risk of loss injury and financial damage In no event will ROTEM be liable to a user or any third party for any direct indirect special consequential or incidental damages including but not limited to any damage or injury to business earnings lost profits or goodwill personal injury costs of delay any failure of delivery costs of lost or damaged data or documentation lost or damaged products or goods lost sales lost orders lost income Except for the above express warranty ROTEM makes no other warranties express or implied relating to the products ROTEM disclaims and excludes the implied warranties of merchantability and fitness for a particular purpose No person is authorized to make any other warranty or representation concerning the performance of the products other than as provided by ROTEM Software Version N A Document Version 1 7 1 POI ipi ec ct 5 LEM IMPFOGUICUION eee mm 5 T CONVENTIONS PR TTE EY 5 1s Cohtactinformauob see d veut epe gene a toD Eu a taa aaa 5 14 DocumeHtIniorfmallol roo eo oo cu opu pene Bu aaa Du eee a Mus uh uou uuu a see De a Reus 5 2 Miei irc M 6 3 Jntroduction to the RD T 5 oec eoru aaa Na 6 X MEMBI ucro rr 6 32 INGICAION BB Ee 7 3 9 DISDiay ADDEGVIGUOFLIS uoce pee pu Eee Ee pnEe onanan pase bui guae caa eaa Ca rea gr Capa Cage Ces Decet Unie eue Ee 7 AME De rn 0 ec 8 MEN uNgr
9. jeotte E 8 4 2 Cold SIIETosistesesisbeieie eese e ele ult veede roo deua dove ede ooa cue dvd aveo esa e dudo du ee uS Dee Du eu e 8 43 RD T 9 CONMMGUMAUOM Hn 9 Z3 QUICK SIBbLoossec cet eo a a aaa aaa alamadatalata a at 9 4 5 2 Reading the Main OGOEFGGLecinsictexeta tr tee en tete saa d aa Rua adn Sua a md e ausa diuui mad 9 4 3 3 Displaying the Current TeMperature cccccccsccccseceeeeeeeseeesseeeseueeseeeeseeeeseeeeseeeeseeeess 9 4 5 4 Gonfig rirg the Basle SENGS uui oie inre vue Era e sape io CER EE EE ee EE ERE E OE CEU E CONES 9 4 3 5 Configuring the Stage Activation Temperature ccccceeccceececeeeeeeeeeseeeeseeeeeeeeenaees 10 4 3 6 Configuring the Temperature Curve suares sa ANNO nennen 10 NEN Cure DE 12 S MNEA i e M 12 O2 ilo E 12 5 2 1 Selecting Heating or Cooling FUNCTIONS ccccccseeeeseeeeseeeeceeeeeeeeseeeeseeeeseeeeseeeesaes 13 O22 BU RDT VVN asian ada la an ux Rea rM aat areae meciteastitas atas adtasedes attesa qua e eR DR UR 14 5 9 9 ROTS RES WNN eee e fie umen deseados esten std esto eet 14 5 2 4 Platinum RDT Wiring quiete et etenim ae aetate to baeo ep AMG CLA Utd beads 15 i225 dor noie MORDI e 16 5 2 5 AEN eee runde nc
10. lose to the main circuit breaker panel and in moist soil For example in an area that is usually wet from a drip or a low spot where water drains Make sure the area is well protected from damage by lawnmowers tractors etc Rod installation Drive the rod into the earth until about 10 cm 4 inches is left above grade If it is impossible to drive the rod to the proper depth it is acceptable to lay the rod horizontally 80 cm 2 5 feet below grade In case the rod is exposed to damage for example by lawnmowers or tractors it can be installed in a hole about 20 cm 8 inches deep so that the rod is about 10 cm under grade and 10 cm above hole level The National Electric Code NEC mandates two ground rods unless you can show less than 10 ohms resistance with one rod 7 2 Ground Wire The ground wire is a large copper wire that connects the main circuit breaker panel to the ground rod Material Ground rods should be copper clad or galvanized steel Diameter Typically 16 mm 6 gauge copper wire is sufficient If the wire run is greater than 20 feet 20 mm 4 gauge wire should be used Length Minimum 2 5 meters 8 feet preferably 3 meter 10 foot A longer ground rod will reach a soil with higher moisture content Moist soil carries current much better than drier soil RDT 5 Take Control 1423 lt Co CO The ground wire should be protected from damage by lawnmowers tractors etc It should be b
11. n nom tonne btt a atate duod ate fo Mas Sca uc a val Lu D a Uta 16 EE 10 E 17 7 Electrical Grounding for Controllers 18 Tah OOUR Od S c necis eda cse seh euch onec cosa edes utes ede ede seus Lt ILI E cu oven sueacevecsescnenees 18 P AOUN E ea 18 TiS Ground CIamMDS ceisiai aaeeea aa aaaea duree aaa deeds 19 TABLE OF CONTENTS 7 4 What Should Be Grounded ccccececcccncecsceccncecececeneuceneneaceaeeeneaseaeeneuseaeeenenseasaeneas 19 0e000000000000000000006000000600080 1 FRONT MATTER This section includes information on the manual and general information 1 1 Introduction Rotem manuals provide easy to use information regarding the installation operation long short term planning and parts listing this manual may not deal with all of the above subjects The table of contents is an outline of the relevant information in this manual Read this manual before operating your Rotem product Using this equipment for any other purpose or in a way not within the operating recommendations specified in this manual will void the warranty and may cause personal injury If you have any questions or comments regarding your product please contact your local Rotem dealer 1 2 Conventions NOTE Notes provide important details regarding specific procedures WARNING Warnings alert you to potentially hazardous situations which if not avoided coul
12. necting the RDT 5 to a Platinum Junior controller wire the input signal to the C PPJ DI8 card RDT 5 ROTEM Li Primary Secondary Source Source Figure 10 Powering the RDT 5 5 2 6 Alarm Wiring Take Control 1417 lt 12 V Battery The Alarm Relay can be either C or NO Normally used for either Alarm System or dialer Figure 11 Alarm Port Wiring An alarm is triggered when e either the primary or secondary power source fails e asensor is shorted or fails to operate e the CPU fails Note that even if the CPU ceases to operate the RDT 5 continues to function The CPU does not run the unit itis used only to enter the unit parameters O RDT 5 N 6 SPECIFICATIONS Power Supply Mains voltage primary Dual phase 115 VAC Main fuse primary 5A Secondary fuse 1 25 A Maximum power consumption 10 VA Available power for peripheral equipment Relays Outputs 6 N O power relay 5 Amps 250 VAC 1 N O N C power relay 5 Amps 250 VAC Housing Dimensions L x W x H 30 x 20 x 15 cm Ambient Climate Operating temperature range 14 to 140 F Analog Inputs 5 temperature inputs RDT 5 7 ELECTRICAL GROUNDING FOR CONTROLLERS Electrical equipment can be destroyed or slowly damaged by voltage spikes lightning hits etc Proper electrical grounding in combination with the SMART 8CV internal protections is essential to protect the system reduce the risk of damage and prol
13. nt sections 1 Press Select quickly The unit displays the current temperature 2 Press Down Arrow for three seconds Set the general settings 3 Press Select for three seconds The three digit display shows current stage activation temperature and dif Use the arrow keys to modify the dif 4 Press Up Arrow for three seconds The three digits display F d and 1 Stage 1 Use the arrow keys to set the day 4 3 2 Reading the Main Screen The RDT 5 Main Screen displays the e current stage e target temperature In Figure 2 the current stage is Stage 5 and the target temperature is 20 6 C To navigate between stages e Press the Stage key The Stage display and corresponding target temperature changes 4 3 3 Displaying the Current Temperature To display the current temperature 1 Press Select quickly The three digit display shows current temperature and t 2 Press Stage to navigate between stages NOTE After 10 seconds of inactivity on the keyboard the display returns to the Main Screen 4 3 4 Configuring the Basic Settings There are several parameter settings which must be set before configuring target temperatures and temperature curves These parameters are not displayed e Mode e Centigrade Fahrenheit e Current growth day e Clock time hour minute The RDT 5 can work as in standalone mode PrE or in conjunction with the Platinum controller Aut In standalone mode the RDT 5 sets the target tem
14. ong its lifetime Correct selection and installation of equipment will protect your system and reduce the risk of human injury Proper grounding provides an easy path for electrical current to return to its source A grounding system should tie all non current carrying conductors to earth ground 0 volts The grounding system should present a minimum resistance to current flow Make sure all items used are in proper condition for example a corroded wire clamp attaching a ground wire to a ground rod might add 100 ohms or more resistance to a system Less than 5 ohm will be considered a good ground 7 1 Ground Rods Ground rods are used to efficiently connect the system to earth where current may be dissipated in the soll Material Ground rods should be copper clad or galvanized steel Diameter Minimum 5 8 preferably 3 4 Generally the larger the rod diameter the lower its resistance to current flow Length Minimum 2 5 meters 8 feet preferably 3 meter 10 foot A longer ground rod will reach a soil with higher moisture content Moist soil carries current much better than drier soil Single grounding It is important that there is only one grounding location where a rod or series of rods are connected to each other using a ground wire Independent ground rods will increase the risk of current from a lightning strike for example being dissipated through one rod and reentering the system through an adjacent rod Location C
15. perature curve and the differential related to it When working with the Platinum the RDT sets the differential related to the Platinum target temperature RDT 5 ROTEM NOTE Inthe current edition only the standalone mode is supported The instructions below are only relevant for the standalone mode To set the basic settings 1 Press Down Arrow for three seconds The three digit display shows PrE or Aut 2 Use the arrow keys to select PrE 3 Press Select Use the arrow key to select C or F 4 Press Select The three digit display shows dAY and the current setting 5 Use the arrow keys to set the current day Press Select 6 The three digit display shows Hr and the current hour value Use the arrow keys to set the hour 7 Press Select The three digit display shows nni and the current minutes value 8 Use the arrow keys to set the minutes 9 Press Select o Values are saved to memory o The display returns to the Main Screen 4 3 5 Configuring the Stage Activation Temperature The stage activation temperature determines when cooling and heating operations take place RDT 5 enables setting a separate stage activation temperature for each stage NOTE Configure each relay to cool or heat refer to Selecting Heating or Cooling Functions page 13 To set the stage activation temperature Take Control 1423 1 Press Select for three seconds The three digit display shows current stage activation temperature
16. ty shall not cover i product or part therein which has been modified without prior written approval of ROTEM or ii product or part therein which has not handled or installed by an authorized reseller of ROTEM or iii product or part therein which has either handled or installed not in strict accordance with ROTEM s instructions iv products which were used for function other than agriculture industry 3 This warranty will not apply in the following cases i if all components of the product are not originally supplied by ROTEM ii the defect is the result of an act of nature lighting strikes electrical power surge or interruption of electricity ili the defect is the result of accident misuse abuse alteration neglect improper or unauthorized maintenance or repair ROTEM warns and alerts all users that the Product is inherently complex and may not be completely free of errors ROTEM s products are designed and manufactured to provide reliable operation Strict tests and quality control procedures are applied to every product However the possibility that something may fail beyond our control exists Since these products are designed to operate climate control and other systems in confined livestock environments where failure may cause severe damage the user should provide adequate backup and alarm systems These are to operate critical systems even in case of a ROTEM system failure Neglecting to provide such a backup will be regard
17. uried minimum 15 cm 6 inches underground for protection and enter the house as soon as possible It is important that the wire not be cut it should remain continuous 7 3 Ground Clamps Ground wires should not be merely wrapped around a ground rod Ground clamps are used to attach a ground wire to a ground rod The most common clamp is an acorn clamp Make sure the ground clamps you select are rated for outdoor use Do not use pipe clamps rated for inside water lines or hose clamps to attach the ground wire is Figure 12 Ground Connection 7 4 What Should Be Grounded Any equipment that is or could become energized even accidentally should be grounded Current from lightning strikes objects in a random fashion Accounts of lightning strikes reveal scenarios most of us could not predict Electric circuits should be wired with a 3 wire conductor consisting of hot neutral and grounding wires The grounding wire should be attached cleanly and securely to devices or systems to be grounded The other end of the grounding wire should be attached to the ground bus on the main panel RDT 5
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