The Shimaden SD20-490-1000240E0 is a versatile digital indicator designed for precise measurement and display of various process variables. With its universal input capability, it supports thermocouples, RTDs, DC voltage, and current signals. The unit features a 4-digit LED display, user-selectable input ranges, and programmable scaling. Equipped with RS-485 communication interface, it allows for seamless integration into industrial control systems.

Key Features:

Model: SD20-490-1000240E0
Brand: Shimaden
Display: 4-digit 7-segment LED
Input Types: Thermocouples (T, J, E, K, R, S, B, WRe5-26, U, L), RTDs (JPt100, Pt100), DC voltage (0–10 mV, 0–50 mV, 0–100 mV, 0–1 V, 0–5 V, 0–10 V), DC current (4–20 mA, 0–20 mA)
Input Impedance: 500 kΩ minimum for voltage inputs
Sampling Cycle: 0.25 seconds
Display Accuracy: ±0.25% of full scale plus 1 digit
Scaling Range: -1999 to +9999 counts
Alarm Outputs: Two configurable alarms with selectable modes (high/low limit, deviation) and hysteresis settings
Communication Interface: RS-485 (optional), supporting ASCII code communication at selectable baud rates (1200, 2400, 4800, 9600 bps)
Power Supply: 100–240 V AC, 50/60 Hz
Power Consumption: 14 VA maximum
Dimensions: 48 mm (H) × 96 mm (W) × 110 mm (D)
Panel Cutout: 45 mm × 92 mm
Weight: Approximately 300 g
Operating Temperature: -10 °C to +50 °C
Applications: Suitable for temperature, humidity, and process variable monitoring in industrial automation, HVAC systems, and laboratory environments.

Shimaden - SD20-490-1000240E0 - Digital Indicator, 48×96 mm, Universal Input

Shimaden - SD20-490-1000240E0 - Digital Indicator, 48×96 mm, Universal Input