| Operating temperature | -20°C to +60°C |
| Storage temperature | -20°C to +85°C |
| Calibration temperature | 20...28°C |
| Relative humidity | < 95% RH (non-cond.) |
| Protection degree | IP20 |
| Installation in | Pollution degree 2 and meas. / overvoltage cat. II |
| Dimensions (HxWxD) | 109 x 23.5 x 104 mm |
| Dimensions (HxWxD) w/ 4501/451x | 109 x 23.5 x 116 / 131 mm |
| Weight approx. | 250 g |
| Weight incl. 4501 / 451x (approx.) | 265 g / 280 g |
| DIN rail type | DIN EN 60715/35 mm |
| Wire size | 0.13...2.08 mm2AWG 26...14 stranded wire |
| Screw terminal torque | 0.5 Nm |
| Vibration | IEC 60068-2-6 |
| 2...13.2 Hz | +/-1 mm |
| 13.2...100 Hz | +/-0.7 g |
| Supply voltage | 19.2...31.2 VDC |
| Fuse | 1.25 A SB / 250 VAC |
| Max. required power | ≤ 1.1 W / ≤ 1.9 W (1 ch. / 2 ch.) |
| Max. power dissipation, 1 / 2 ch. | ≤ 0.8 W / ≤ 1.2 W |
| Test /working: Input to any | 2.6 kVAC / 300 VAC reinforced isolation |
| Analog output to supply | 2.6 kVAC / 300 VAC reinforced isolation |
| Status relay to supply | 1.5 kVAC / 150 VAC reinforced isolation |
| Response time (0...90%, 100...10%) | < 5 ms |
| Programming | PR 4500 communication interfaces |
| Signal dynamics, input | Analog signal chain |
| Signal dynamics, output | Analog signal chain |
| SMART bi-directional communication frequency range | 0.5...7.5 kHz |
| Signal / noise ratio | > 60 dB |
| Accuracy | Better than 0.1% of sel. range |
| mA, absolute accuracy | ≤ +/-16 μA |
| mA, temperature coefficient | ≤ +/-1.6 μA / °C |
| Effect of supply voltage change on output (nom. 24 VDC) | < +/-10 μA |
| EMC immunity influence | < +/-0.5% of span |
| Extended EMC immunity: NAMUR NE21, A criterion, burst | < +/-1% of span |
| Measurement range | 3.5...23 mA |
| 2-wire transmitter supply 9106A1x | >16 V / 20 mA |
| 2-wire transmitter supply 9106A2x | >15 V / 20 mA |
| Sensor error detection: Loop break 4...20 mA | < 1 mA |
| Input voltage drop, supplied unit | < 4 V at 23 mA |
| Input voltage drop, non-supplied unit | < 6 V at 23 mA |
| Signal range | 3.5...23 mA |
| Load ( at current output) | ≤ 600 Ω |
| Load stability | ≤ 0.01% of span / 100 Ω |
| Current limit | ≤ 28 mA |
| Effect of external 2-wire supply voltage variation | < 0.005% of span / V |
| Max. external 2-wire supply | 26 VDC |
| Relay function | N.C. |
| Programmable low setpoint | 0...29.9 mA |
| Programmable high setpoint | 0...29.9 mA |
| Hysteresis for setpoints | 0.1 mA |
| Max. voltage | 125 VAC / 110 VDC |
| Max. current | 0.5 AAC / 0.3 ADC |
| Max. voltage - hazardous installation | 32 VDC / 32 VAC |
| Max. current - hazardous installation | 1 ADC / 0.5 AAC |