Omega Automobile Alarm DRG AR TC User Manual

Material:Silver-CadmiumOxide  
Electrical Life: 105 operations at  
ratedload  
Note: External relay contact  
protection is required for use  
with inductive loads (see relay  
protection Figures 2 & 3).  
MechanicalLife:107 operations  
Wire Termination  
Stability  
Temperature:±0.05%offull  
scale/°C, max.  
Common Mode Rejection  
DC to 60Hz: 120dB  
Isolation  
1800VDCbetweencontacts,  
inputandpower  
EMC Compliance (CE Mark)  
Emissions:EN50081-1  
Immunity:EN50082-2  
Safety:EN50178  
Humidity(Non-Condensing)  
Operating: 15 to 95% (@45°C)  
Soak: 90% for 24 hours (@65°C)  
Temperature Range  
Operating: 0 to 55°C (32 to 131°F)  
Storage: -15 to 70°C (5 to 158°F)  
Power  
SPECIFICATIONS  
Inputs  
Range: See Table 1  
Impedance:>1Megaohm  
InputBiasCurrent(burnout  
detection): <1.5 microamp  
Overvoltage:±10Vdifferential  
CommonMode(InputtoGround):  
1800VDC,max.  
DRG-AR-TC  
Field Configurable Limit Alarm  
Instruction Sheet M2398/0796  
Screw terminations for 12-22 AWG  
AgencyApprovals  
LEDIndicators  
Input Range (Green)  
>110% input: 8Hz flash  
<0% input: 4Hz flash  
Setpoint (Red):  
Tripped:Solidred  
Safe:off  
Limit Differentials (Deadbands)  
0.25% to 5% of span  
Response Time  
CSA certifiedperstandardC22.2,  
No.0-M91and142-M1987(File  
No. LR42272) UL recognized per  
standardUL508(FileNo.E99775)  
CE Conformance per EMC directive  
89/336/EECandLowVoltage73/23/  
EEC  
OPERATION  
CONFIGURATION  
The field configurable DRG-AR-TC Unless otherwise specified, the  
limit alarm setpoints can be config- factorypresetsModelDRG-AR-TCas  
ured for HI or LO, failsafe or non- follows:  
DESCRIPTION  
The DRG-AR-TC is a DIN rail mount,  
thermocouple input limit alarm with  
dualsetpointsandtwocontactclosure  
outputs. The field configurable input  
and alarm functions offer flexible  
setpointcapability. Thereareuptosix  
temperaturerangesavailableforeach  
thermocoupletypetoensureaccura-  
cy and maximize setpoint resolution.  
A bipolar input switch is provided for  
temperature ranges below 0°C.  
failsafe operation. Each of the  
Input:  
J Type  
setpoints has a respective HI or LO  
deadband. Inatrippedcondition, the  
setpoint is exceeded and the appro-  
priateredLEDwillilluminate. Thetrip  
will reset only when the process falls  
belowtheHIdeadbandorrisesabove  
thelowdeadband(seeFigure1). For  
proper deadband operation, the HI  
setpointmustalwaysbesetabovethe  
LOsetpoint.  
Mounting  
Range:  
Output:  
Trip:  
Failsafe:  
Deadband:  
0 to 350°C  
Dual, SPDT  
A: HI, B: LO  
No  
Consumption: 1.5W typical,  
2.5W max.  
Supply Range: 9 to 30 VDC,  
inverterisolated  
In-rushCurrent:300mA, max.  
RelayContacts  
2 SPDT (2 Form C) Relays  
1 Relay per setpoint  
Current Rating (resistive)  
120VAC:5A  
32mm and 35mm DIN Rail  
DynamicDeadband:  
Relay status will change when  
propersetpoint/processcondition  
exists for 100msec  
NormalMode(analogfiltering):  
<250msec, (10-90%)  
Setpoint  
Effectivity: Setpoint(s) are adjustable  
over 100% of the selected input  
span  
Repeatability(constanttemp.):  
0.2% for temp > 0°C  
0.3% for temp < 0°C  
PIN CONNECTIONS  
11 N.O. Relay B  
12 Com. Relay B  
13 N.C. Relay B  
21 DC Power (+)  
22 DC Power (-)  
23 No Connection  
41 T/C Input (+)  
42 T/C Input (-)  
43 NoConnection  
51 N.O. RelayA  
52 Com. Relay A  
53 N.C. RelayA  
A, B: 0.25%  
The DC power input accepts any DC  
source between 9 and 30V, typically  
a 12V or 24VDC source is used.  
TheDRG-AR-TCisconfigurableasa  
singleordualsetpointalarm,withHIor  
LO trips, upscale or downscale ther-  
mocouple burnout detection and  
failsafeornon-failsafeoperation. Also  
included are adjustable deadbands  
(0.25to5%offullscaleinput)foreach  
setpointandaflexibleDCpowersup-  
ply which accepts any voltage be-  
tween 9 and 30VDC.  
For other I/O ranges, refer to  
Table1andreconfigureswitchesSW1  
and SW2 for the desired input type,  
range and function.  
240VAC:2A  
28VDC:5A  
In failsafe operation, the relay is en-  
ergizedwhentheprocessisbelowthe  
HI setpoint or above the LO setpoint  
(opposite for non-failsafe). In the  
failsafe mode, a power failure results  
in an alarm state output.  
WARNING:Donotattempttochangeany  
switchsettingswithpowerapplied.Severe  
damagewillresult!  
WARRANTY/DISCLAIMER  
OMEGA ENGINEERING, INC. warrants this unit to be free of manufacturing defects for the life of the product.  
Illustrating LO Setpoint  
If the unit should malfunction, it must be returned to the factory for evaluation. OMEGA's Customer Service Department will issue an Authorized Return (AR) number  
immediately upon phone or written request. Upon examination by OMEGA, if the unit is found to be defective it will be repairedor replaced at no charge. OMEGA's  
WARRANTY does not apply to defects resulting from any action of the purchaser, including but not limited to mishandling, improper interfacing, operation outside of design  
limits, improperrepair, orunauthorizedmodification. ThisWARRANTYisVOIDiftheunitshowsevidenceofhavingbeentampered withorshowsevidenceofbeingdamaged  
as a result of excessive corrosion; or current, heat, moisture or vibration; improper specification; misapplication; misuse or other operating conditions outside of OMEGA's  
control. Components which wear are not warranted, including but not limited to contact points, fuses, and triacs.  
OMEGAnetSM On-Line Service  
Illustrating HI Setpoint  
Setpoint  
Internet e-mail  
1. WithDCpoweroff, position switch  
SW1-1, 2, 3 and SW2-  
1through6forthedesiredinputrange  
(Table 1).  
DIAGNOSTICLEDS  
100  
Relay returns to its  
The DRG-AR-TC is equipped with  
three front panel LEDs. The first is a  
dual function LED labeled INPUT.  
This green LED indicates DC power  
and input signal status. Active DC  
power is indicated by an illuminated  
LED. If this LED is off, check line  
power and wiring connection. If the  
input signal is more than 110% of the  
fullscalerange,theLEDwillflashat8  
Hz. Below 0%, the flash rate is 4 Hz.  
Servicing North America:  
untripped condition  
USA:  
ISO 9001 Certified  
One Omega Drive, Box 4047  
Stamford, CT 06907-0047  
Telephone: (203) 359-1660  
Relay Trips  
(LED Red)  
(LED Off)  
OMEGA is pleased to offer suggestions on the use of its various products. However, OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any  
damages that result from the use of its products in accordance with information provided by OMEGA, either verbal or written. OMEGA warrants only that the parts manufactured by  
it will be as specified and free of defects. OMEGA MAKES NO OTHERWARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESSED OR IMPLIED,  
EXCEPT THAT OF TITLE, AND ALL IMPLIED WARRANTIES INCLUDING ANYWARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  
ARE HEREBY DISCLAIMED. LIMITATION OF LIABILITY: The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order,  
whether based on contract, warranty, negligence, indemnification, strict liability or otherwise, shall not exceed the purchase price of the component upon which liability is based. In no  
event shall OMEGA be liable for consequential, incidental or special damages.  
Fax: (203) 359-7700  
}
10% Deadband  
10% Deadband  
50  
Canada:  
976 Bergar  
}
2. Set positions 4 and 5 of function  
switch “SW1” to ON for a HI trip  
setpoint or OFF for a LO trip setpoint  
(Figure 4).  
Laval (Quebec) H7L 5A1  
Telephone: (514) 856-6928  
Fax: (514) 856-6886  
Relay Trips  
(LED Red)  
Relay returns to its  
untripped condition  
(LED off)  
For immediate technical sevice or application assistance:  
CONDITIONS: Equipment sold by OMEGA is not intended to be used, nor shall it be used: (1) as a "Basic Component" under 10 CFR 21 (NRC), used in or with any nuclear  
installation or activity; or (2) in medical applications or used on humans. Should any Product(s) be used in or with any nuclear installation or activity, medical application,  
used on humans, or misused in any way, OMEGA assumes no responsibility as set forth in our basic WARRANTY/DISCLAIMER language, and additionally, purchaser will  
indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product(s) in such a manner.  
Sales Service: 1-800-826-6342 / 1-800-TC-OMEGASM  
Customer Service: 1-800-622-2378 / 1-800-622-BESTSM  
Engineering Service: 1-800-872-9436 / 1-800-USA-WHENSM  
TELEX: 996404 EASYLINK: 62968934 CABLE: OMEGA  
USA and Canada:  
Time  
Figure 1: Limit alarm operation and  
effectofdeadband(s).  
3. Set position 6 of function switch  
“SW1” to ON for non-failsafe opera-  
tionorOFFforfailsafeoperation(e.g.  
alarm trips upon power failure).  
Mexico and  
Latin America:  
Tel: (95) 800-TC-OMEGASM  
Fax: (95) 203-359-7807  
En Espanol: (203) 359-1660 ext. 2203  
Servicing Europe:  
DYNAMICDEADBAND  
RETURN REQUEST/ INQUIRIES  
Directallwarrantyandrepairrequests/inquiriestotheOMEGACustomerServiceDepartment. BEFORERETURNINGANYPRODUCT(S)TOOMEGA,PURCHASER  
MUSTOBTAINANAUTHORIZEDRETURN(AR)NUMBERFROMOMEGA'SCUSTOMERSERVICEDEPARTMENT(INORDERTOAVOIDPROCESSING  
DELAYS).TheassignedARnumbershouldthenbemarkedontheoutsideofthereturnpackageandonanycorrespondence.  
Benelux:  
Postbus 8034, 1180 LA Amstelveen, The Netherlands  
Tel: (31) 20 6418405  
Toll Free in Benelux: 06 0993344  
Fax: (31) 20 6434643  
LSI circuitry in the DRG-AR-TC pre-  
vents false trips by repeatedly sam-  
plingtheinput. Theinputmustremain  
beyond the setpoint for 100 millisec-  
onds, uninterrupted, to qualify as a  
TworedLED’sindicatetherelaystate  
for each setpoint. An illuminated red  
LED indicates the tripped condition.  
4. Set positions 7 and 8 of function  
switch"SW1"toupscaleordownscale  
burn-out.  
Thepurchaserisresponsibleforshippingcharges,freight,insuranceandproperpackagingtopreventbreakageintransit.  
Czech Republic:  
France:  
Ostravska 767, 733 01 Karvina  
Tel: 42 (69) 6311899  
Fax: 42 (69) 6311114  
Fax: 33 0130-699-120  
FORNON-WARRANTYREPAIRS,consultOMEGAforcurrentrepair  
charges.HavethefollowinginformationavailableBEFOREcontactingOMEGA:  
1. P.O.numbertocovertheCOSToftherepair,  
FORWARRANTYRETURNS,pleasehavethefollowinginformation  
availableBEFOREcontactingOMEGA:  
1. P.O.numberunderwhichtheproductwasPURCHASED,  
2. Modelandserialnumberoftheproductunderwarranty,and  
3. Repairinstructionsand/orspecificproblemsrelativetotheproduct  
9, rue Denis Papin, 78190 Trappes  
Tel:33 0130-621-400  
Toll Free in France: 05-4-06342  
2. Modelandserialnumberofproduct,and  
OUTPUT  
3. Repairinstructionsand/orspecificproblemsrelativetotheproduct.  
TheDRG-AR-TCisequippedwithtwo validtripcondition. Likewise,theinput  
SPDT (form C) relays, rated at must fall outside the deadband and  
120VAC or 28VDC at 5 amperes. remain there for 100 milliseconds to  
Eachoftheserelaysisindependently return the alarm to an untripped con-  
controlledbythefieldconfigurableset dition. This effectively results in a  
Germany/Austria:  
Daimlerstrasse 26, D-75392 Deckenpfronn, Germany  
OMEGA'spolicyistomakerunningchanges,notmodelchanges,wheneveranimprovementispossible.Thisaffordsourcustomersthelatestintechnologyand  
engineering.  
OMEGAisaregisteredtrademarkofOMEGAENGINEERING,INC.  
Tel:49 (07056) 3017  
Toll Free in Germany: 0130 11 21 66  
Fax: 49 (07056) 8540  
ã Copyright 1996 OMEGA ENGINEERING, INC. All rights reserved. This documentation may not be copied, photocopied, reproduced, translated, or reduced to any  
electronic medium or machine-readable form, in whole or in part, without prior written consent of OMEGA ENGINEERING, INC.  
United Kingdom:  
ISO 9002 Certified  
25 Swannington Road,  
Broughton Astely, Leicestershire,  
LE9 6TU, England  
Tel: 44 (1455) 285520  
Fax: 44 (1455) 283912  
P.O. Box 7, Omega Drive  
Irlam, Manchester,  
M44 5EX, England  
Tel: 44 (161) 777-6611  
Fax: 44 (161) 777-6622  
It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply. OMEGA is constantly pursuing certification of its products to the European  
New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.  
The information contained in this document is believed to be correct but OMEGA Engineering, Inc. accepts no liability for any errors it contains, and reserves the right to alter  
specifications without notice.  
point and deadband.  
“dynamic deadband” —based on  
time— in addition to the normal  
deadband.  
WARNING: These product are not designed for use in, and should not be used for, patient connected applications.  
Toll Free in England: 0800-488-488  
721-0609-00A  
8/96  
 

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