Dwyer Push-button temperature transmitter, thermistor (2252 ohm) input.
Dwyer Instruments 659TH-1 - RH & Temperature Transmitters - Weight: 26 g; Relative Humidity: 80% RH; Sensor type: Thermistor.
In our catalog, the 659TH-1 from Dwyer Instruments is listed under the RH & Temperature Transmitters category. The manufacturer's published data for this part number specifies Weight: 26 g and Relative Humidity: 80% RH.
https://www.dwyeromega.com/en-us/push-button-temp-transmitters-for-thermocouple-rtd-4-20-ma-output/Series-659/p/659TH-1?guid=701a700000ulrduaaq&utm_source=spec-sheet&utm_medium=qr-code&utm_campaign=prd-sku-spec-sheet&utm_content=auto-generated-sku-level-spec-sheet
The specification set recorded for this part number covers Sensor type: Thermistor; Output signal: Current; Accuracy: ± 0.25 °F; Sampling rate: 0.5 Hz (2 seconds between updates); Operating temperature - max: 158 °F; Operating temperature - min: -4 °F; Number of wires: 2; Country of origin: United Kingdom; Current output: 4 to 20 mA; GrossWeightValue: 0.1; Output Detail: Linearized 4 to 20 mA, 2-wire loop powered; Loop Resistance: 24 Vdc. The complete technical table is shown in the Specifications tab on this page.
| Accuracy | ± 0.25 °F |
|---|---|
| Burnout Current | Upscale 22 mA |
| Country of origin | United Kingdom |
| Current output | 4 to 20 mA |
| GrossWeightValue | 0.1 |
| Loop Resistance | 24 Vdc |
| Measurement Type | Thermistor |
| Number of wires | 2 |
| Operating temperature - max | 158 °F |
| Operating temperature - min | -4 °F |
| Output Detail | Linearized 4 to 20 mA, 2-wire loop powered |
| Output signal | Current |
| Relative Humidity | 80% RH |
| Sampling rate | 0.5 Hz (2 seconds between updates) |
| Sensor type | Thermistor |
| Span Temperature Drift | 0.5 µA/°C |
| Spec Sheet QR URL | https://www.dwyeromega.com/en-us/push-button-temp-transmitters-for-thermocouple-rtd-4-20-ma-output/Series-659/p/659TH-1?guid=701a700000ulrduaaq&utm_source=spec-sheet&utm_medium=qr-code&utm_campaign=prd-sku-spec-sheet&utm_content=auto-generated-sku-level-spec-sheet |
| Temperature Input Range | -13 to 257 °F |
| Weight | 26 g |
| Zero Temperature Drift | 0.2 µA/°C |
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Frequently Asked Questions
How do I get pricing for 659TH-1?
KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email [email protected], and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the 659TH-1?
659TH-1 is a Dwyer Instruments part. KKM Solutions sources Dwyer Instruments components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
Is 659TH-1 discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for 659TH-1 — check Dwyer Instruments's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.
What are the key specifications of 659TH-1?
Key specifications include Accuracy: ± 0.25 °F; Burnout Current: Upscale 22 mA; Country of origin: United Kingdom; Current output: 4 to 20 mA. The full specification table on this page lists every published attribute for this part.
How quickly can 659TH-1 ship?
In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
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