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ACI A/20K-I-4"-EXPL

SKU: CS6287066MPN: A/20K-I-4"-EXPLAlternate Part #: 130989

20,000 Ohm Thermistor, Hazardous, Immersion, Welded Well, 4”

ACI A/100-2W-I-2.5"-EXPL, A/10K-E1-I-2.5"-EXPL, A/1K-2W-I-2.5"-EXPL, A/1K-2W-I-4"-EXPL, A/1K-3W-I-2.5"-EXPL, A/20K-I-2.5"-EXPL, A/20K-I-4"-EXPL, A/AN-I-2.5"-EXPL, A/AN-I-4"-EXPL, A/AN-I-6"-EXPL, A/CP-I-2.5"-EXPL, A/CP-I-4"-EXPL, A/CP-I-6"-EXPL, A/TT100-I-4"-4-EXPL, A/TT100-I-6"-4-EXPL
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Product Details

20,000 Ohm Thermistor, Hazardous, Immersion, Welded Well, 4”

Product Configuration

Length 4”
Sensor 20K (20,000 Ω)
Configuration Immersion
Thermowell Type 2 Part Fabricated

Product Family Specifications

Number Wires Two (Non-Polarity Sensitive)
Probe Diameter 0.250” (6.35mm)
Probe Material 304 Stainless Steel
Product Weight Room: 1.8 lbs, Duct: 4.4 lbs, Immersion: 4.75 lbs
Sensor Threads ½” NPT (National Pipe Tapered) Thread
Sensor Accuracy A/CP-HT: +/- 1%
Agency Approvals CE, RoHS2, WEEE
Conductor Material Silver Plated Copper
Number Sensing Points One
Operating Humidity Range 10 to 95% RH, non-condensing
Enclosure Hubs | Hub Size Two | ½” NPT Female Hubs
Storage Temperature Range -40 to 85ºC (-40 to 185ºF)
Power Dissipation Constant 3 mW/ºC except A/1.8K Series: 1 mW/ºC | A/10K-E1 and A/CP-HT Series: 2 mW/ºC
Sensor Type | Sensor Curve Thermistor | Non-Linear, NTC (Negative Temperature Coefficient)
Accuracy 0-70ºC (32-158ºF) +/-0.2ºC (+/-0.36ºF) except A/10K-E1 Series: +/- 0.3ºC (+/-0.54ºF) A/1.8K Series: +/-0.5ºC @ 25ºC (77ºF) and (+/-1.0ºC) (+/-1.8ºF)
Enclosure UL | CSA Standards UL 1203 | CSA C22.2 No. 30
Lead Length | Conductor Size 14” (35.6 cm) or 24” (61 cm) | 22 AWG (0.65mm)
Sensor Output @ 25ºC (77ºF) A/AN (Type III): 10KΩ nominal | White/White A/CP (Type II): 10KΩ nominal | White/Green A/CP-HT (Type II): 10KΩ nominal | White/Green A/10K-E1: 10KΩ nominal | Gray/Orange A/1.8K: 1.8KΩ nominal | Red/Yellow A/3K: 3KΩ nominal | White/Brown A/20K: 20KΩ nominal | Brown/Blue
Response Time (63% Step Change) 10 Seconds nominal
Enclosure Explosion Proof Rating CL. I, Div. 1 \& 2, Groups A, B, C, D
Lead Wire Insulation | Wire Rating Etched Teflon (PTFE) Colored Leads | Mil Spec 16878/4 Type E)
Sensing Temperature Operating Range -40 to 150ºC (-40 to 302ºF) | A/CP-HT: -40 to 200ºC (-40 to 392ºF)
Thermowell Material | Bore Diameter 304 Stainless Steel | 0.260”
Enclosure Dust-Ignition Proof Rating CL. II, Div. 1, Groups E, F, G
Enclosure Raintight | Wet Locations Ratings CL. II, Div. 2, Groups F, G | CL. III
Thermowell Instrument Thread | Process Thread ½” NPS (National Pipe Straight) Female Thread | ½” NPT (National Pipe Tapered) Male Thread
Enclosure Specifications (Material, Operating Temperature, NEMA Ratings) “-D” Enclosure: Feraloy® Iron Alloy, -50 to 60ºC (-58 to 140ºF), NEMA 3, 4, 7ABCD, 9EFG “-I or -INW” Enclosure: Feraloy® Iron Alloy, -50 to 60ºC (-58 to 140ºF), NEMA 3, 4, 7ABCD, 9EFG “-R” Enclosure: Copper-Free Aluminum, -50 to 60ºC (-58 to 140ºF), NEMA 3, 4, 7ABCD, 9EFG

Specifications

SKUCS6287066
MPNA/20K-I-4"-EXPL
Alternate Part #130989

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