Power supply terminals and lead-through − PELV option - INDIGO520 - INDIGO500SERIES - INDIGO510

Indigo510, Indigo520 User Guide

Document code
M212287EN
Revision
M
Language
English (United States)
Product
INDIGO520
INDIGO500SERIES
INDIGO510
Document type
User guide
WARNING Attach only cables with temperature rating of minimum +80 °C (+176 °F) to the PELV power supply terminal.
CAUTION

INDIGO510 and INDIGO520 PELV version transmitters shall be supplied by an isolated power source which fulfils the requirements of: Limited-Energy Circuit in accordance with UL/CSA 61010-1 or Limited Power Source (LPS) in accordance with (UL/CSA 60950-1 or EN 62368-1, Annex Q) or Class 2 supply source which complies with the National Electrical Code (NEC), NFPA 70, Clause 725.121 and Canadian Electrical Code (CEC), Part I, C22.1.

Power supply input wiring is required only for transmitters powered with protective extra-low voltage (PELV) or AC (mains) power.

For the M20×1.5 cable gland ordered together with the transmitter from Vaisala, the cable diameter is 5.0 … 8.0 mm (0.20 … 0.31 in). Tightening torque for the cable gland is 8 Nm.

Table 1. PELV power supply input terminals
Terminal Function Notes
Power supply ground
VS+ Positive supply voltage 15 … 35 V DC or 24 V AC ±20 %
VS- Negative supply voltage