Installation Instructions for Innotech IG04 BACnet Gateway and Vaisala Transmitter / Sensor
Page 10
© Mass Electronics Pty Ltd 2011
Edition 6.0 dated 04/01/2017
Table 2:
Screw Terminal Pin-outs for Vaisala Devices
Screw Terminal Pin
RS-485
1 RX-
RX-
2 RX+
RX+
3 TX-
RX-
4 TX+
RX+
5 RXD
6 SGND
7 EXH
8 EXL
9 SIPB
10 SIPA
11 SR-
12 SR+
13 PT-
14 PT+
15 AGND
16 AGND
17 HTG-
Vh- (heating GND)
18 HTG+
Vh+ (heating supply voltage)
19 VIN-
Vin- (operating GND)
20 VIN+
Vin+ (operating supply
voltage)
Vaisala Device Screw Terminal Pin-Outs
Please take extreme care to ensure when installing and wiring that the wire colours and terminals correctly match
as illustrated in
Figure 1
or
Figure 2
, and described below in Table 2. Refer to the appropriate Vaisala technical
documentation for more details at
www.vaisala.com
.
Exact minimum cable specifications for power supply will vary, and are installation specific. Ensure to select the
correct cable to carry the current load as required.