Honeywell 8C‑TAOXB1 redundant, 16‑channel 4–20 mA analog output IOTA for Experion C300/Series 8: 12″ coated form factor, 16‑bit ADC, ✔HART‑capable, hot‑swap, 24 VDC, 0–60 °C.

Key Specifications

• Model/Part: 8C‑TAOXB1 (51307137‑175), coated/redundant analog output IOTA, 12″ form factor 

• Output Channels: 16 independent 4–20 mA outputs (HART capable)

• ADC Resolution: 16 bits 

• Accuracy: ±0.05 % FS linearity; ±0.2 % calibrated accuracy at 25 °C 

• Output Ripple: < 100 mV p‑p on 250 Ω load 

• Load Resistance Range: 50–800 Ω 

• Temperature Drift: 0.005 % FS/°C 

• Supply Voltage: 24 VDC (22–28 V) 

• Module Current: 190 mA @24 VDC (205 mA with HART) 

• Response Time: ≤ 80 ms to within 1 % of final output; ≤ 10 ms gap on redundancy handover 

• Noise Immunity: 70 dB CMRR; 19 dB NMRR @60 Hz; –60 dB crosstalk

• Isolation: Galvanic isolation via I‑coupler (2.5 kVrms system-to-field) 

• Form Factor: 12″ redundant IOTA, 304 mm × standard Series 8 width 

• Environmental: –40 °C to +70 °C Operating, –40 °C to +85 °C Storage; 5–95 % RH non-condensing 

• Coating: G3 conformal for corrosive/industrial environments 

• Redundancy: Supports hot-swap and redundant IOTA in Series 8/C300