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Digi-Stem
Intrinsically Safe - Sécurité Intrinsèqu
IS/CL I, II, III / DIV 1 / GP ABCDEFG;
T4A Ta=70° C; Type 4X
CL I, II, III / DIV 2 / GP ABCDEFG;
T4A Ta=70° C; Type 4X
Do not revise without prior FM approval
WD1094 Rev A
01/31/14
DST500-FM
Thermometer
® ® ® ®
User Manual
e
Wahl Instruments, Inc.
234 Old Weaverville Road
Asheville, NC 28804
Toll Free 800-421-2853
Phone 828-658-3131
Fax 828-658-0728
www.palmerwahl.com
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Summary of Contents for Wahl DST500-FM
- Page 1 ® ® ® ® User Manual Intrinsically Safe - Sécurité Intrinsèqu IS/CL I, II, III / DIV 1 / GP ABCDEFG; Wahl Instruments, Inc. T4A Ta=70° C; Type 4X CL I, II, III / DIV 2 / GP ABCDEFG; 234 Old Weaverville Road T4A Ta=70°...
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Page 2: Table Of Contents
Registration is fast and easy. In about a minute you can have your product automatically registered for Warranty Protection and our Calibration Reminder service. Let Palmer Wahl help you protect your investment, and maintain product accuracy and compliance with ISO and other quality standards. -
Page 3: Introduction
The Wahl DST500-FM is designed for temperature monitoring applications in Classified Hazardous Locations, where a high degree of accuracy and ease of use are desired. To achieve this objective the DST500-FM incorporates the following features: High reliability, 4-wire, 100 ohm, .00385Ω/Ω/°C, thin-film platinum RTD •... - Page 4 Warning – Substitution of the following components may impair suitability for Division 2: • Battery – Wahl P/N DSA3060; Manufacturer – Tadiran, model TL-2200 Avertissements Français Avertissement - S'il vous plaît respecter les avertissements suivants: Avertissement - La batterie doit être changée en dehors d’une zone classifiée.
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Page 5: Installation
à la Division 2: Batterie - Référence Wahl DSA3060, Fabricant - Tadiran, modèle TL-2200 Installation Caution! Installation should be in accordance with Wahl Control Drawing 13327. Caution! See important information regarding Lithium Batteries found in Wahl document #WD1053, before proceeding! Your unit was shipped partially assembled. - Page 6 4 to 5 in-lbs. of torque. 4.3 Ferrite Installation The Wahl DST500-FM requires installation of 2 ferrites, installed on the internal wiring. This is normally installed when the system is delivered, however on units with extremely long probes these may need to be installed by the end-user during the installation process.
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Page 7: Battery Installation/Replacement
4.4.4 If you have questions about grounding of the DST500-FM please contact Wahl Instruments Customer Service as listed in section 9 of this manual. 4.5 Ventilation 4.5.1 The DST500-FM should be installed in an area of adequate air exchange so that the specified ambient conditions are not exceeded. Battery Installation/Replacement WARNING - Battery MUST be changed in the Unclassified Location only. -
Page 8: Operation
Factory default for measurement LCD Refresh (sample/display) rate is set to 8 for a 2 second update. 6.3 Error Codes - During normal operation, the DST500-FM continually performs diagnostic testing on the sensor lines. Errors are indicated by the following error codes:... -
Page 9: Calibration
Sample Rate, RØ value and allows calibration of the meter and/or calibration of the system (calibrates meter with probe’s R0 value). The DST500-FM uses the following methods for calibration. For details of the calibration, see the DSTCAL software manual, Wahl P/N W1037. - Page 10 7.2.4 Method 2 The second method is to use the DST500-FM meter to acquire the R0 value. For fixed probes, this method is made easier, by using the 13500-04 extension cable.
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Page 11: Installation Control Drawing
DST500-FM USER MANUAL Installation Control Drawing 11 of 12... -
Page 12: Specifications
DST500-FM USER MANUAL Specifications 10 Service For calibration, service or technical support, contact: Wahl Instruments, Inc. 234 Old Weaverville Road Asheville, NC 28804 Ph.: 800-421-2853 (US only) 828.658.3131 Fax: 828.658.0728 Web: www.palmerwahl.com 234 Old Weaverville Road, Asheville, NC 28804 800-421-2853 • 828-658-3131 • 828-658-0728 www.palmerwahl.com...
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