Output; Power Supply; Accuracy; Application Conditions - Endress+Hauser RN221N Guide Condensé

Technical data
9.2

Output

4 to 20 mA
• Number: 1
• Open circuit voltage: 24 V ±10%
• Overrange: 10%
• Load (impedance): 0 to 700 Ω (without communication resistance O+)
9.3

Power supply

• Power supply: 20 to 250 V DC/AC, 50/60 Hz
• Power consumption: max. 2.5 W
• Current requirement: I
• Electrical safety: To IEC 61010-1, Protection class I, Overvoltage category II, Pollution
degree 2, Overcurrent protection device at installation (fuse) ≤ 10 A
9.4

Accuracy

• Reference conditions: Calibration temperature at 25 °C (77 °F), ±5 K (±9 °F)
• Linearity: ≤ 0.15%
• Load influence: ≤ 0.1%
• Ambient temperature influence: ≤ 0.1% in range 0 to 50 °C (32 to 122 °F)
≤ 0.2%/10 K in range –20 to 0 °C (–4 to 32 °F)
9.5

Application conditions

• Installation conditions: Vibration free installation point, protection from external heating
• Installation angle: No restriction
9.6

Environment

• Ambient temperature: –20 to 50 °C (–4 to 122 °F)
• Storage temperature: –20 to 70 °C (–4 to 158 °F)
• Operating height: To IEC 61010-1, < 2 000 m (6 560 ft) height above sea level
• Climate class: To IEC 60654-1 Class B2
• Ingress protection: IP20
• Electromagnetic compatibility (EMC): Immunity to IEC 61326, Class A (industrial
environment)
Maximum measured error < 0.5% of measuring range
20
/I < 15
max n
RN221N
Endress+Hauser