Xylem H-3311 - Manual (Page 8)

6
INTRODUCTION
• Make certain the encoder’s output does not go negative or more than +5.0 Volts
• Make certain the ground and power pins are connected to the encoder
• Keep the lead wires as short as possible
• Use shielded cables in noisy environments
Words of Caution
After completing the installation, test the encoder by manually rotating the pulley. For the H-3311
press and hold the “Read” button to observe the display. Make certain the readout matches the
expected measurement. For the H-3301 make an SDI-12 measurement and check for the expected
measurement data.
Testing