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Series 4B
1/4 DIN Temperature/Process Controller
Dual Control Output, RS-485 Communication, Auto-Tuning
  
Inputs: Thermocouple, RTD, DC voltages or DC current.
Display: Two 4-digit, 7 segment. PV: 3/4" H (19 mm) red; SV: 1/2" H (12.7 mm) green.
Accuracy: ±0.25% span, ±1 least significant digit.
Supply Voltage: 100 to 240 VAC, 50/60 Hz.
Power Consumption: 5 VA max.
Operating Temperature: 32 to 122°F (0 to 50°C).
Memory Backup: Nonvolatile memory.
Control Output Ratings: Relay: SPDT, 5 A @ 250 VAC resistive; Voltage Pulse: 14 V, 10% to -20% (max 40 mA); Current: 4 to 20 mA; Linear Voltage: 0-10 V.
Communication: RS-485 Modbus® A-5-11/RTU communication protocol.
Weight: 15 oz (425 g).
Agency Approvals: CE, UL, cUL.
Front Panel Rating: IP66.