Vaisala Indigo 500 Series, Quick Manual

Page: 12 / 118

Power supply terminals and lead-through − AC
(mains) power option
Only licensed experts may install electrical components. They
must adhere to local and state legislation and regulations.
WARNING!
Transmitters powered with AC (mains) power must be connected
only to a grounded (earthed) power supply (class I equipment).
WARNING!
Only licensed experts may connect the AC (mains) power
connection to the power supply. A readily accessible disconnect device must
be incorporated in the fixed wiring.
WARNING!
Make sure that you prepare and connect only de-energized wires. WARNING!
ANALOG OUTPUTS
RELA
Y 1
RELA
Y 2
+
+
+
+
+
+
+
+
+
CH1
CH2
CH3
CH4
RS-485
PROBE
24 VOUT
ANALOG
INPUT
NO COM NC
NO COM NC
1
2
M20×1.5
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 6 AC power supply input terminals
Terminal Function Notes
Power supply ground
L Line 100 … 240 VAC 50/60 Hz
N Neutral
10 M212290EN-B