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14247390.02 11/2019 EN/DE/FR/ES
21
WIKA operating instructions, pressure sensor, model A-1200
EN
9. Specifications
Specifications
Long-term drift, switching output
≤ ±0.1 %
≤ ±0.2 % for measuring ranges ≤ 0.4 bar [10 psi] and for increased overload safety
Switching current dependency
With switching currents greater
than 50 mA
≤ ±0.05 % per 50 mA additional applied switching current
Versions without teach function,
LED status display and IO-Link 1.1
≤ ±0.075 % per 50 mA additional applied switching current
Temperature error in rated
temperature range
≤ ±1.5 % of span
≤ ±2.5 % of span for increased overload safety
Temperature coefficients in rated
temperature range
Mean TC zero point
≤ ±0.16 % of span/10 K
Mean TC span
≤ ±0.16 % of span/10 K
Reference conditions (per IEC 61298-1)
Ambient temperature
15 ... 25 °C [59 ... 77 °F]
Atmospheric pressure
950 ... 1,050 mbar [13.78 ... 15.23 psi]
Air humidity
45 ... 75 % r. h.
Supply voltage
DC 24 V
Mounting position
Process connection: lower mount
Operating conditions
Permissible temperature ranges
Higher values available. For valid values, see order documentation.
Medium
-30 ... +100 °C [-22 ... +212 °F] (option: -40 ... +125 °C [-40 ... +257 °F])
Option only for circular connector M12 x 1, metal
Ambient
-30 ... +85 °C [-22 ... +185 °F] (option:-40 ... +85 °C [-40 ... +185 °F])
Option only for circular connector M12 x 1, metal
Storage
-40 ... +70 °C [-40 ... +158 °F]
Rated temperature
-20 ... +80 °C [-4 ... +176 °F]
Air humidity
45 ... 75 % r. h.
Vibration resistance
25 g, 10 ... 2,000 Hz (IEC 60068-2-6, under resonance)