Related Manuals for Wahl Digi-Stem DST550
Summary of Contents for Wahl Digi-Stem DST550
- Page 1 DST550 Digi-Stem Thermometer User Manual Palmer Wahl Instruments, Inc. 234 Old Weaverville Road Asheville, NC 28804 Toll Free 800-421-2853 Phone 828-658-3131 Fax 828-658-0728 WD1045 Rev E www.palmerwahl.com July 16, 2024...
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Page 2: Table Of Contents
DST550 USER MANUAL Index Application and Key Features _________________________________________ 3 Installation ________________________________________________________ 3 Battery Installation/Replacement _______________________________________ 5 Operation _________________________________________________________ 6 Calibration ________________________________________________________ 8 Specifications _____________________________________________________ 10 Service ___________________________________________________________ 10 2 of 10... -
Page 3: Application And Key Features
DST550 USER MANUAL 1. Application and Key Features The Wahl DST550 is designed for temperature monitoring applications where recording of minimum and maximum temperatures with a high degree of accuracy is needed. To achieve this objective the DST550 incorporates the following features: •... - Page 4 DST550 USER MANUAL 2.2.3. For remote cables with a connector at the meter end, disconnect the cable connector from the meter connector, insert the meter’s coupling nut through the top hole of the mounting bracket and secure with the large slotted screw. Re-connect the cable and secure. 2.2.4.
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Page 5: Battery Installation/Replacement
3. Battery Installation/Replacement The DST550 uses a single 3.6V Lithium Thionyl Chloride battery, Wahl Catalog # DSA3060. Lo battery is indicated by “LOW BATT” displaying in the lower right corner of the display. This indicates approximately 4-6 weeks of battery life left. -
Page 6: Operation
DST550 USER MANUAL Fig. 3 4. Operation 4.1. Scale Selection F/C - Temperature scale is user selectable via jumper J8 (Fig. 4) on the Printed Circuit Board (PCB). The scale is indicated in the upper right corner of the display (Fig. 3). 4.2. - Page 7 DST550 USER MANUAL 4.6.1. 1-minute period of inactivity of the Operator Interface Switch. 4.6.2. Successful completion of a MIN/MAX Reset. 4.7. Error Codes - During normal operation, the DST550 continually performs diagnostic testing on the sensor lines. Errors will be displayed in place of the current temperature when display is activated until the fault is corrected.
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Page 8: Calibration
DST550 USER MANUAL 5. Calibration As with all electronic RTD thermometers, there are two main components to the system. The first component is the electronics, which measures the resistance of the sensing element and then converts this resistance value to a temperature indication. - Page 9 DST550 USER MANUAL 1) Disconnect the probe from the meter and place the probe in an ice bath or 0C circulating bath. Allow stabilization. 2) Use a high accuracy ohmmeter to measure the probes R0 value. (resistance at 0C) 3) Connect the meter to the PC via the 13506 Interface Module. 4) Enter the probes measured R0 value into the R0 box, under the Module Calibration Data section.
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Page 10: Specifications
DST550 USER MANUAL 6. Specifications Models using a “AA” battery have a Sample/Display update rate of 4 seconds, and a 2 year battery life, 0.5 to > 3 years when set to .25 to 10 second rate. 7. Service For calibration, service or technical support, contact Customer Service. 234 Old Weaverville Road, Asheville, NC 28804 800-421-2853 •... - Page 11 Digi-Stem Thermometer Panel Mount Installation Instructions The Panel Mount system for Wahl Digi-Stem is designed for use with panels from 1/8” to 3/8” thickness. The system uses a square O-ring to seal around the meters H-Frame and the panel. The unit is secured by a U-bracket with 2 #8 wing-nuts and lock washers.
- Page 12 DIGI-STEM® PANEL MOUNT INSTRUCTIONS...
- Page 13 2) Insert new battery with polarity as indicated on battery holder. Positive terminal should be at the top of the PCB. Wahl #DSA3062 - Standard Lithium Thionyl Chloride “C” Battery - for all DST Models except FM versions. Wahl #DSA3060 - FM approved Lithium Thionyl Chloride “C” Battery – required with DST500-FM.
- Page 14 RULES FOR SHIPPING LITHIUM METAL BATTERIES MODELS: DST300, all DST400, DST500, DST600 Series and HSICBB-P contain Lithium metal batteries and have special shipping requirements imposed by the Department of Transportation. • The batteries CANNOT be shipped inside the equipment, except for Model HSICBB-P which must be in the “Power OFF”...
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