The YSI 6500 connects to any 6-Series sonde to provide a real-time display and output to SCADA.

Have a question about your 6500 Process Monitor? Check out the support page with resources compiled just for you.
Need service for your system? Here you’ll find authorized service centers and instructions on how to get the service you need.
We have a large pool of water quality and hydrology instruments available to you for rental.
6820V2 and 6920V2 multiparameter sondes
600OMS V2 Optical Monitoring Sonde
The YSI 6500 is a plug and play solution connecting an YSI 6-Series multiparameter sonde to SCADA via MODBUS or eight scaleable 4-20mA current loops.
Features:
YSI 6500 Specifications
| Operating Temperature | -20 to +60°C (-4 to +140°F) |
| Enclosure Rating | NEMA 4X |
| Line Power (nominal) | 100 to 240V AC, 50-60 Hz |
| Maximum Power Draw | 45 Watts |
| Control Relay Outputs | Rated 5 amps@240V AC |
| 4 to 20 mA Loops | Class L, 0 to 300 ohms (250 ohms typical) |
| 4 to 20 mA Output Accuracy | ±0.08 mA (electrically isolated from sensors) |
| Electrical Safety | UL, CUL, and CE approved |
| Pollution Degree | II per UL3101 |
| Installation Category | III per UL3101 |