JRC JHS-183 Installation Manual page 67

Caution of SENSOR (38.4kbps) connection (Setting for terminator)
The location of the terminator is described on the previous page.
Shielding braided wires
SENSOR
output
Dip switch function
Pin No.
Function
ON
OFF
(D) NETWORK
Connect the LAN connector to the RMS (Remote Maintenance System) or PC for software
upgrading.
The LAN port can connect to IEC61162-450 compliant equipment.
DIP Switch
100Ω
GND-ISO
(Initial setting is all ON.)
1 2
Terminator Terminator
for SENSOR1 for SENSOR2
100Ω 100Ω
Open Open
No. Name
1 TX+
2 TX-
3 RX+
4 NC
NCM-983 AIS Controller
When the line is terminated with 100-ohm
resistor by other system, set the DIP
Switch to the off position.
Other system
100Ω
3 4
Terminator Non
for SENSOR3 connection
---
100Ω
Open ---
No. Name
5 NC
6 RX-
7 NC
8 NC
INSTALLATIONS
RS-422
3-17