2.2 Indigo 202 Basic Features and
Options
• All Vaisala Indigo-compatible probes can be connected to all Indigo transmitter models
•
Wireless configuration interface: connect to the scalable browser-based UI of Indigo
202 to change probe and transmitter settings, view measurements, and review probe
and transmitter status
• 3.5” TFT LCD color display
• Power supply input 15 ... 30 VDC (20 ... 22 VAC)
• Digital output: RS-485 Modbus RTU
• 2 configurable relays
•
1 m, 3 m, 5 m and 10 m probe connection cables available as accessories
2.3 Probe Compatibility
All Indigo-compatible probes can be used with all Indigo transmitter models. To verify that
y
our probe is compatible with Indigo, check the serial number on the probe body. All probes
intended for use with Indigo manufactured from 2017 onwards (serial numbers starting with
the letter N or latter in alphabetical order) have full compatibility.
c R
r
Made in Finland, Vaisala Oyj
Vanha Nurmijärventie 21, FI-01670 Vantaa
CO2 PROBE GMP251 A2B0A1N1
Output: 0... 20% CO2 RS485 Vaisala protocol
Input: 12 – 30 V
d
Serial No. N0310004
1
Figure 2 Serial Number on Probe Body (GMP251 Example)
1 Probes with a serial number starting with the letter N ha
ve been manufactured in 2017.
Indigo 202 User Guide M211966EN-A
8
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