Vaisala Indigo Transmitters

Modular plug-and-play host device accepts interchangeable smart probes to meet your measuring needs
  • Simple and easy to install, use, and maintain
  • Measure various parameters by connecting interchangeable smart probes
  • Analog outputs provide additional connectivity options
  • Easily access data using Vaisala Insight software
  • Sturdy wall-mount enclosure offers excellent protection from dust and water
Vaisala Indigo transmitters accept Indigo-compatible smart probes to offer accurate and reliable temperature, relative humidity, dew point, or concentration (by volume) measurements. Easily connect probes using the plug-and-play probe connection.

All models feature a color LCD display for real-time data visualization and easy probe configurations. Multiple analog outputs allow connection to additional instrumentation; models with relay outputs and analog inputs are available.

Download the free Vaisala Insight software to quickly configure the probes and access calibration data. The software features an intuitive graphical user interface and probe field calibration and adjustments. Use the 48-hour data logging functionality to record data from up to six devices simultaneously which can be exported to an Excel-readable format.
$715.00 - $2,995.00USD / Each

10 variations of this product are available.

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10 PRODUCT OPTIONS
Compareitem specifications
Data Logging Display Type Description
Availability Pricing
Vaisala Indigo201 Transmitter with Non-Metric Color LCD, 4 to 20mA Ouputs (3); 15 to 30VDC/24VAC EW-37805-22 Mfr # INDIGO201 1A0A0
COMPARE
No Color LCD Indigo201 Transmitter with Non-Metric Color LCD, 4 to 20mA Ouputs (3); 15 to 30VDC/24VAC
$715.00USD / Each
Vaisala Indigo201 Transmitter with Non-Metric Color LCD, 0 to 10V Outputs (3); 15 to 30VDC/24VAC EW-37805-23 Mfr # INDIGO201 1E0A0
COMPARE
No Color LCD Indigo201 Transmitter with Non-Metric Color LCD, 0 to 10V Outputs (3); 15 to 30VDC/24VAC
$715.00USD / Each
Vaisala Indigo300 Transmitter for RH/temperature with Non-Metric Color LCD, 4 to 20mA Outputs (3); 24V AC/DC EW-37805-24 Mfr # INDIGO300 A0A1NN1B12CA1V1
COMPARE
No Color LCD Indigo300 Transmitter for RH/temperature with Non-Metric Color LCD, 4 to 20mA Outputs (3); 24V AC/DC
$1,340.00USD / Each
Vaisala Indigo300 Transmitter for RH/temperature with Non-Metric Color LCD, 0 to 10V Outputs (3); 24V AC/DC EW-37805-25 Mfr # INDIGO300 A0A1NN1B15CA1V1
COMPARE
No Color LCD Indigo300 Transmitter for RH/temperature with Non-Metric Color LCD, 0 to 10V Outputs (3); 24V AC/DC
$1,340.00USD / Each
Vaisala Indigo300 Transmitter for Low-Moisture Dry Rooms with Non-Metric Color LCD, 0 to 10V Outputs (3);  24V AC/DC EW-37805-26 Mfr # INDIGO300 A0A1NN1BD3PA1V1
COMPARE
No Color LCD Indigo300 Transmitter for Low-Moisture Dry Rooms with Non-Metric Color LCD, 0 to 10V Outputs (3); 24V AC/DC
$1,340.00USD / Each
Vaisala Indigo510 Transmitter with Touchscreen Display, Single Probe, Analog Outputs (2); 11 to 35VDC/24VAC EW-37805-27 Mfr # INDIGO510 A1N9A1AAAN
COMPARE
Yes Touchscreen color LCD Indigo510 Transmitter with Touchscreen Display, Single Probe, Analog Outputs (2); 11 to 35VDC/24VAC
$1,560.00USD / Each
Vaisala Indigo520 Transmitter with Touchscreen Display and Barometer Module, Dual Probes, Analog Outputs (4); 15 to 35VDC/24VAC EW-37805-28 Mfr # INDIGO520 A1A9A1AAAN
COMPARE
Yes Touchscreen color LCD Indigo520 Transmitter with Touchscreen Display and Barometer Module, Dual Probes, Analog Outputs (4); 15 to 35VDC/24VAC
$2,635.00USD / Each
Vaisala Indigo520 Transmitter with Touchscreen Display and Barometer Module, Dual Probes, Analog Outputs (4); 120VAC EW-37805-29 Mfr # INDIGO520 A3A9A1AAAN
COMPARE
Yes Touchscreen color LCD Indigo520 Transmitter with Touchscreen Display and Barometer Module, Dual Probes, Analog Outputs (4); 120VAC
$2,995.00USD / Each
Vaisala Indigo520 Transmitter with Touchscreen Display, Dual Probes, Analog Outputs (4); 15 to 35VDC/24VAC EW-37805-30 Mfr # INDIGO520 A1N9A1AAAN
COMPARE
Yes Touchscreen color LCD Indigo520 Transmitter with Touchscreen Display, Dual Probes, Analog Outputs (4); 15 to 35VDC/24VAC
$1,865.00USD / Each
Vaisala Indigo520 Transmitter with Touchscreen Display, Dual Probes, Analog Outputs (4); 120VAC EW-37805-31 Mfr # INDIGO520 A3N9A1AAAN
COMPARE
Yes Touchscreen color LCD Indigo520 Transmitter with Touchscreen Display, Dual Probes, Analog Outputs (4); 120VAC
$2,225.00USD / Each
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