Testo 6621 Humidity Transmitter

26,200.00

(GST 18% Exclusive)

50 in stock

151437

Testo 6621 Humidity Transmitter is a high-performance transmitter for a low cost. It meets the increasing requirements in automated building services in terms of accuracy, reliability, and safety and thereby saves energy costs. A large variety of the Testo 6621 transmitter is available. Depending on the application in a room or in a duct, the corresponding designs can be selected.

Applications: Industrial, Commercial Buildings, School buildings, hotels, clinics, etc.

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Testo 6621 Humidity Transmitter is an accurate sensor with long-term stability (±2.0% RH). The 6621 has attractive housing that blends into any environment. A duct mount or wall mount version is available. The 6621 is provided with a display and an external probe as options. The sensors and the analog outputs can be adjustable, analyzed and parameterized via the external interface using the P2A software. The Humidity Transmitter is a high-performance transmitter for a low price. It meets the increasing requirements in automated building services in terms of accuracy, reliability, and safety and thereby saves energy costs.

Features of Testo Humidity Transmitter:

  • Highly accurate testo humidity sensor with long-term stability (±2.5% RH)
  • Optional 2-line LCD display
  • Time-saving commissioning and maintenance by means of the external interface and testo P2A software
    Parameterizing, adjusting and analyzing software (P2A) for setting up, adjusting and analyzing the transmitter
  • Optimum calibration concept by means of adjustment of the entire signal chain
  • Adjustment without dismantling the transmitter
  • 2 analog outputs (humidity/temperature), an option of 1 passive humidity and temperature analog output

Applications:

  • Industrial and commercial buildings, e.g. production and storage
  • Offices and administration buildings
  • Sales areas and exhibition halls
  • Museums and libraries
  • School buildings, hotels, clinics, etc.

Additional information

Weight 1 kg
Manufacturer

Testo

Model No

6621

Measuring Parameters

Humidity, Temperature

Temperature

-20 to +70 °C for Duct Version, 0 to +60 °C for Wall Version

Accuracy

±0,5 °C

Humidity

0 to 100% RH (>90% RH only briefly)

Accuracy

±2.0 %RH (0 to 90 %RH), ±4 %RH (90 to 100 %RH)

Temperature Dependance

0.05%/K

Input- Analog

2 channels (humidity and temperature)

Output

4 to 20 mA (2-wire) 0 to 1/5/10 V (4-wire)

Accuracy

0 to 1 V ±2,5 mV, 0 to 10 V ±25 mV, 0 to 5 V ±12,5 mV, 4 to 20 mA ±0,05 mA

Voltage

20 to 30 V AC/DC

Storage Temperature

-40 to +70 °C (-40 to +176 °F)

Response Time

t90: < 15 s at 2 m/s; When calibrating, make note of adjustment: The response time may be considerably higher in stagnant air

Power 

20 to 30 V AC/DC

Display

2-line LCD (optional)

Protection class

IP30 ; IP65

Dimensions

81 x 81 x 26 mm

Weight

160 Grams

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Humidity Transmitter

Testo 6621 Humidity Transmitter

26,200.00

(GST 18% Exclusive)

Add to cart