Item # Optidew Vision, Optidew Vision Chilled Mirror Hygrometers on Michell Instruments, Inc. Michell Instruments, Inc. - Item # Optidew Vision, Optidew Vision Chilled Mirror Hygrometers
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All Categories > Chilled Mirror Hygrometers > Optidew Vision Chilled Mirror Hygrometers > Item # Optidew Vision  
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Optidew Vision Chilled Mirror Hygrometers
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This state-of-the-art digital dew-point transmitter with its chilled mirror technology gives Optidew Vision the combination of highest performance with a fundamental measurement, maximum flexibility and low cost of ownership.

Optidew Vision Chilled Mirror Hygrometers

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Optidew Vision Chilled Mirror Hygrometers-2

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Performance · Dew-Point Sensor · Remote PRT · Transmitter Electronics

Performance

1-Stage Measurement Range

-30 to +90ºCdp (-22 to +194ºFdp)

2-Stage Measurement Range

-40 to +90ºCdp (-40 to +194ºFdp)

High Temperature Measurement Range

-20 to +130ºCdp (-4 to +266ºFdp)

Measurement Accuracy

±0.2ºCdp (±0.36ºFdp)
±0.1ºC temperature (±0.18ºF)
±0.15ºCdp accuracy optional (±0.27ºFdp)

Measurement Units

ºC, ºFdp; % RH; ºC, ºF temperature;
g/m3; g/kg; aw; Δ (t - t dew point)

Response Speed

1ºC/sec plus settling time (dew point dependant) (1.8ºF/sec)

Power Supply

85 to 264 VAC, 47/440 Hz

Dew-Point Sensor

Mirror Options Available

316 Stainless Steel - High Temp Sensor
Gold Plated Copper
Solid Gold

Temperature Measurement

4 wire Pt100, 1/3 DIN class B

Sample Flow Rate

0.1 to 2 l/min in sampling block (0.2 to 4 scfh)

Maximum Velocity

10 m/sec direct insertion (1950 ft/min)
30 m/sec with sintered guard (5900 ft/min)

Pressure

2 MPa (20 barg/290 psig)
25 MPa (250 barg/3626 psig) optional

Ingress Protection

IP66 300 psi sensor (NEMA 4)
IP65 3500 psi sensor (NEMA 12)

Maximum Cable Length

2 to 30 m
6.5 to 98 ft

Remote PRT

Temperature Measurement

4 wire Pt100, 1/10 DIN class B

Maximum Cable Length

2 to 30 m
6.5 to 98 ft

Transmitter Electronics

Resolution

0.1 for ºC, ºF and %RH
0.01 for g/m3 and g/kg

Analog Outputs

Two channels 0/4-20 mA

Digital Outputs

RS232
RS485 (Optional)

Alarm Outputs

Volt free contact, 2 A @ 30 VDC

Status LEDs

Power on, DCC and alarm status

Ambient Operating Temperature

-20 to +50 ºC
-4 to +122 ºF

Enclosure

Panel Mounting Kit (Optional)
Standing Case with Carry Handle

Ingress Protection

IP54 (NEMA 2)

Cable Pack

Power and RS232 cables

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