OMEGA EWS-TX 温度变送器 (-18 ~ 57°C, 4 ~ 20 mA hoặc 1 ~ 5 Vdc)

Enclosure Material: Acrylonitrile butadiene styrene

Dimensions: 45 H x 54 W x 79 mm L (1.78 x 2.12 x 3.12") 

Range: -18 to 57°C (0 to 135°F)

Accuracy@ 25°C:

In Still Air: ±0.7°C (±1.2°F) @ 25°C; ±1.4°C (±2.5°F) across full range

In Moving Air:  ±1.4°C (±2.5°F) @ 25°C; ±1.7°C (±3°F) across full range

Note: Not recommended for fast-moving-air applications.

Repeatability: ±0.3°C (±0.5°F)

Output: 4 to 20 mA or 1 to 5 Vdc (user selectable)

Temp Time Constant (for 63.2% 

Response): 9 s in moving air (1m/s), 30 s in still air

Power: 12 to 24 Vdc

Max Loop Resistance: Ω = (V supply – 8 V)/0.02 A

Sensor Type: Solid state

Datasheet

Instruction sheet