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Digi-Stem® DST550 Series RTD Probes

Digi-Stem Meters & Probes are sold separately and paired together to create a complete custom system. This listing is for the probe only.

Please review our Order Guide and choose the stem length, fitting, and other specifications needed to build and quote a complete probe.

SPEC SHEET

ORDER GUIDE

SKU: DST550_Probes Categories: , ,

Description

Digi-Stem® meters and probes are sold separately for a completely customizable system.  Pair your Digi-Stem® DST550 Series Meter with an adjustable angle, straight or angle rigid, or remote probe to meet the requirements of your installation.  Cables for remote probes are available with IP68 rated quick disconnect connector options on the meter and/or probe side.  Use the quick disconnect option to disconnect the meter and probe for lab calibration, while leaving the cable in place for easy removal and replacement.

Digi-Stem® DST550 Series probes utilize Pt100, Class A, 4 wire platinum RTD sensors in MgO packed MI cable.  Sanitary probes are in compliance with 3A Standard 74-06.

To build your probe, refer to our probe configuration matrix.  Choose one option from each section to build a standard probe configuration.

Don't see what you need?  We build custom designed probes to meet the requirements of special applications.  Contact us for more information.

Specifications

RTD Sensor

Pt100 Class A 4-wire platinum RTD sensor in MgO packed MI Cable. R0 = 100Ω, Alpha = .00385 Ω/Ω/°C
Process Connection

1/2 inch NPT Fitting
3/4 inch NPT Fitting
1-1/2 inch diameter 3-A Sanitary Standard 74-06; Welded Only, 316L SS Only
2 inch diameter 3-A Sanitary Standard 74-06; Welded Only, 316L SS Only
2-1/2 inch diameter 3-A Sanitary Standard 74-06; Welded Only, 316L SS Only
3 inch diameter 3-A Sanitary Standard 74-06; Welded Only, 316L SS Only
1-1/4 inch x 18 NEF2 Swivel Nut Fitting
1/2 inch NPSM Swivel Nut Fitting
Unthreaded Transition Fitting
Mounting Style

Adjustable Angle (Not available on Remote Stems), Rigid (Bottom Connected), Remote (Meter Mounting Bracket sold separately)
Probe Stem Type

Welded, Spring Loaded for 1/2 inch NPT and 3/4 inch NPT process connections and 1/4 inch stem diameter only
Probe Stem Material / Construction

304 SS, Temp Rating 400°F (204°C)
316L SS, Temp Rating 400°F (204°C): not available with tapered bulb
304 SS, Temp Rating 1472°F (800°C)
316L SS, Temp Rating 1472°F (800°C): not available with tapered bulb
Probe Stem Diameter

1/4 inch, 3/8 inch, 5/8 inch stem with 7/16 inch tapered bulb (only available in 3.5 inch, 6 inch, 8 inch, 9 inch, and 12 inch lengths), 1/2 inch
Probe Stem Length

Up to 72 inches in length, in 1/4 inch increments
Remote Probes Only: Meter Connection to Cable

Fixed (Cable attached to meter via 1/2 inch NPT fitting, must be disconnected from PCB to separate from meter.), Quick Disconnect - Straight Connection (Cable attached via IP68 rated TURCK 4-pin plug & receptacle), Quick Disconnect - 90° Connection (Cable attached via IP68 rated TURCK 4-pin plug & receptacle)
Remote Probes Only: Cable Type

PVC, Temperature Rated 221°F / 105°C
Remote Probes Only: Cable Length

Up to 200 meters in length. Specify exact length required.
Remote Probes Only: Cable Connection to Probe

Fixed (Cable permanently attached to probes process fitting), Quick Disconnect - Straight Connection (Cable attached via IP68 rated TURCK plug & receptacle), Quick Disconnect - 90° Connection (Cable attached via IP68 rated TURCK plug & receptacle)

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