Dwyer Instruments 26031 Temperature/Process Controller
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Dwyer 26031 — temperature/process controller with selectable inputs (thermocouple, RTD, voltage, current), relay and SSR outputs, and ±0.25% accuracy.
Product details
| Model | 26031 |
| Manufacturer | Dwyer Instruments |
| Category | Process Controllers |
| Availability | Made to order |
Description
Overview
The Dwyer 26031 is a two-output temperature and process controller designed for precision control applications. It features flexible input options including thermocouple, RTD, DC voltage, or DC current inputs, with independent relay and solid-state relay (SSR) outputs for controlling heating and cooling devices.
Key Features
- Selectable inputs: Thermocouple, RTD, DC voltage, or DC current
- Dual outputs: Relay (Output A) and SSR (Output B)
- Accuracy: ±0.25% of span, ±1 least significant digit
- Two 4-digit LED displays with 0.56" character height
- Wide supply voltage: 100–240 VAC or 132–240 VDC
- NEMA 4X (IP66) front panel rating for outdoor/washdown use
- Compact, lightweight design (13 oz / 369 g)
Applications
- HVAC and refrigeration system control
- Industrial process temperature monitoring
- Incubator and environmental chamber control
- Heating system regulation
- Washdown and outdoor equipment environments
Specifications
| Control Inputs | Selectable: Thermocouple, RTD, DC voltage, or DC current |
| Output A | Relay (SPDT), 10 A @ 240 VAC resistive |
| Output B | Solid-State Relay (SSR) |
| Accuracy | ±0.25% of span, ±1 least significant digit |
| Display | Two 4-digit 7-segment LED, 0.56" high |
| Operating Temperature | -10 to 55°C (14 to 131°F) |
| Supply Voltage | 100–240 VAC, 50–400 Hz or 132–240 VDC |
| Input Impedance - Thermocouple | 3 MΩ minimum |
| Input Impedance - Voltage | 5000 Ω |
| Input Impedance - Current | 10 Ω |
| Front Panel Rating | NEMA 4X (IP66) |
| Weight | 13 oz (369 g) |
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Dwyer Instruments 26031 Temperature/Process Controller
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