Dwyer Instruments 25111 Temperature Controller
Request a quote
Dwyer Instruments 25111 temperature controller with thermocouple/RTD inputs, SSR output, ±0.25% accuracy, and programmable ramp time up to 100 hours.
Product details
| Model | 25111 |
| Manufacturer | Dwyer Instruments |
| Category | Process Instruments |
| Availability | Made to order |
Description
Overview
The Dwyer Instruments 25111 is a panel-mounted temperature controller for industrial and HVAC applications. It accepts thermocouple or RTD sensor inputs and provides solid state relay output for controlling heating or cooling loads. The unit features a dual 4-digit LED display, integrated alarm, and programmable ramp function.
Key Features
- Thermocouple or RTD input with selectable resolution (1°C or 0.1°C)
- ±0.25% of span accuracy, ±1°C
- Dual 4-digit 7-segment LED display (0.56" high)
- Solid State Relay output: 2.5 A @ 240 VAC (derates to 1.25 A @ 55°C)
- Alarm output with selectable reverse or direct control action
- Programmable ramp time: 0 to 100 hours
- Supply voltage: 100-240 VAC or 132-240 VDC, ±10%, 50-400 Hz
- NEMA 4X (IP65) front panel rating
- Non-volatile memory (no batteries required)
- Power consumption: 5 VA maximum
- Operating temperature: -10 to 55°C
Applications
- Industrial process temperature control
- HVAC system management
- Laboratory test equipment
Specifications
| Input Type | Thermocouple or RTD |
| Output Type | Solid State Relay (SSR) |
| Accuracy | ±0.25% of span, ±1°C |
| Resolution | 1°C or 0.1°C |
| Display | Dual 4-digit, 7-segment LED, 0.56" high |
| Supply Voltage | 100-240 VAC or 132-240 VDC, ±10%, 50-400 Hz |
| Power Consumption | 5 VA maximum |
| Operating Temperature | -10 to 55°C |
| Output Rating (SSR) | 2.5 A @ 240 VAC (derates to 1.25 A @ 55°C) |
| Alarm Function | Yes |
| Ramp Time | 0-100 hours programmable |
| Front Panel Rating | NEMA 4X (IP65) |
| Weight | 13 oz (369 g) |
Request a quote
Dwyer Instruments 25111 Temperature Controller
Response within 24 hours
No obligation
Direct communication