美国OMEGA奥米佳红外温度传感器OS751A-2USB-MT,OS801A-2USB-HT

　　上海茂培电子科技有限公司

　　SPECIFICATIONS

　　Temperature Range:

　　LT: 45* to 300oC (113 to 572oF) (OS151A only)

　　MT: 250 to 1000oC (482 to 1832oF)

　　HT: 450 to 2000oC (842 to 3632oF)

　　Field-of-View:

　　15:1 OS151A

　　25:1 OS251A

　　75:1 OS751A

　　7.5 mm ? at 500 m: OS801A

　　Output: 2-wire 4 to 20 mA user scalable

　　Configuration: Via PC port conforming to USB 2.0

　　Accuracy*: ±1% of reading or ±2oC, whichever is greater

　　Repeatability*: ±0.5% of reading or ±0.5oC, whichever is greater

　　* Emissivity = 1.0, object temperature > sensor temperature 20oC (68oF)

　　Emissivity Setting: 0.1 to 1.0

　　Response Time, t90: 200 ms (90% response)

　　Spectral Range: 2.2 μm

　　Supply Voltage: 24 Vdc (28 Vdc max)

　　Sensor Voltage: 6 Vdc min

　　Max Loop Impedance: 900 Ω at 24 Vdc

　　Maximum Span: Full temperature range

　　Minimum Span: 100oC (212oF)

　　Mechanical Construction: Stainless Steel

　　Dimensions: 27.6 D x 61 mm L (1.08 x 2.4") including cable glands.

　　Thread Mounting: M20 x 1 mm pitch

　　Weight with Output Cable: 155 g (5.46 oz)

　　Output Cable Length: 1 m (0.03")

　　USB Cable Length: 1.8 m (0.07")

　　Environmental Rating: IP65

　　Ambient Temperature: 0 to 70oC (158oF)

　　Relative Humidity: 95% max non-condensing

　　MODBUS:

　　Baud Rate: 9600

　　Format (bits): 8 data, no parity, 1 stop

　　Reply Delay: 20 mS