EATON 57701-451 (Durant Eclipse series)
57701-451 is a linear process signal digital panel meter (DPM) from Eaton’s Durant brand Eclipse series, with relay output, used for high-precision display and control of analog quantities such as 4-20mA/0-10V in industrial sites. It has been discontinued.
1、 Basic Information
Model: 57701-451
Brand: EATON/Durant
Series: Eclipse (5770X series)
Type: Linear Process Signal Table (4-20mA/0-10V Input)
Output: Dual relay output (programmable alarm/control)
Status: Discontinued (OBSOLETE), alternative models available for consultation
2、 Core parameters
1) Electrical
Input signal: 4-20mA, 0-10V, ± 10V (programmable)
Power supply: 85-265VAC (wide range AC)
Display: 5-digit LED, red, 0.56 «letter height
Accuracy: ± 0.5% reading ± 1 word, temperature drift ± 180ppm/℃
2) Machinery and Environment
Panel size: 1/8 DIN (92 × 45mm)
Hole size: 92 × 45mm
Depth: Approximately 98mm (behind the panel)
Protection: NEMA 4X/IP65 (front panel dustproof and waterproof)
Temperature: 0 ℃~+50 ℃ (standard)
Certification: UL, CUL, CE

3) Function
Input range: DIP switch selection, adapted to standard process signals
Relay: 2-channel SPST relay, 250VAC/3A, programmable high and low alarm, delay, and hysteresis
Transmission output (optional): 0-10V or 4-20mA isolated output
Communication (optional): RS-485 (Modbus)
Other: Peak/valley capture, display hold, external reset
3、 Model Analysis (57701-451)
5770X: Eclipse series digital table
-45X: Linear process signal (4-20mA/0-10V)
-451: Relay output, 85-265VAC, red display
4、 Typical applications
Chemical, water treatment, pharmaceutical: pressure, liquid level, temperature, flow display and alarm
Factory automation: local display of analog sensor signals+control output
Control cabinet panel: 1/8 DIN standard installation, compatible with most industrial cabinets
5、 Alternative suggestion (discontinued)
Same series replacements: 57701-450 (without relay), 57701-452 (RS-485)
Modern alternatives: Eaton iQ series (such as iQ300), or similar panel surfaces from Red Lion and Siemens