Vaisala Indigo 500 Serie Guide Rapide page 14

Table 7 Output terminals for relay 1 and relay 2
Terminal Function
COM Relay 1 or 2 common
NO Relay 1 or 2 normally open
NC Relay 1 or 2 normally closed
Analog output terminals and lead-through
Before connecting wires or cables, make sure that the transmitter is powered off.
+
CH1
1
+
CH2
+
CH3
+
CH4
M20×1.5
Table 8 Analog output terminals
Terminal Function
CH1 + Analog output channel 1 +
CH1 - Analog output channel 1 -
CH2 + Analog output channel 2 +
CH2 - Analog output channel 2 -
CH3 + Analog output channel 3 +
CH3 - Analog output channel 3 -
CH4 + Analog output channel 4 +
CH4 - Analog output channel 4 -
12
VS
RS-485
PROBE 2
24 VOUT
ANALOG
INPUT
Notes
Terminals in PELV power supply version:
• Type: Screw terminals
• Max. wire size: 2.5 mm
Terminals in AC (mains) power supply
version:
• Type: Push-in spring connection
• Max. wire size: 1.5 mm
wires or ferrules recommended
Analog outputs are not available in
transmitters that are powered with Power
over Ethernet.
Use the touchscreen or web interface to
change the output mode (for example,
0 ... 5 V or 4 ... 20 mA) and scaling of the
analog outputs.
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.
For the M20×1.5 cable gland with split
bushing, the cable diameter is 7 mm
(0.28 in).
Notes
Max. wire size: 2.5 mm
2
(14 AWG)
2
(16 AWG), solid
2
(14 AWG)
M212290EN-B