Inputs:Thermocouple, RTD, DC voltages or DC current.Display:Process value: 4 digit, 0.47″ H (12mm), orange LCD; Set point value: 4 digit, 0.47″ H (12mm), green LCD.Accuracy:± 1.8°F plus ±0.3% of span (±1°C plus ±0.3% of span) at 77°F (25°C) after 20 minutes warm up.Power Requirements:100 to 240 VAC -20/+8%, 50/60 Hz; Optional 24 VDC, ±10%.Power Consumption:5 VA max.Operating Temperature:32 to 122°F (0 to 50°C).Storage Temperature:-42 to 150°F (-20 to 65°C).Memory Backup:Nonvolatile memory.Control Output Ratings:Relay: SPST, 5 A @ 250 VAC resistive; Voltage pulse: 12 V (max. 40 mA); Current: 4 to 20 mA; Linear voltage: 0 to 10 V.Alarm Relay Ratings:3 A @ 250 VAC resistive.Communication:RS-485 Modbus® ASCII/RTU communication protocol.Weight:9 oz (255g).Front Panel Rating:IP66.Agency Approvals:CE, cULus.