↑ Return to System Design

PLC Control Panel

SELMA BNWAS - Main PLC Control Panel Front View

SELMA BNWAS - Main PLC Control Panel Inside View

Main PLC Control Panel Technical Specifications

Main Processor Unit PLC (Programmable Logic Controller)
PLC Digital I/O Standard 36 (max 256)
Operation Modes (Protected) Automatic / Manual On / Manual Off
Duty Officer’s Selection Function Master, 1st / 2nd / 3rd / 4th Duty Officer
Auto Mode NMEA Speed 4,800 – 38,400 bps
NMEA 0183 Inputs 1 – 4 Serial Ports IEC 61162
Auto Mode Activation GPS/Heading Track Control IEC 61162* Speed Log Pulse Input (200 – 400 pulses)
Digital Free Contact NC / NO
Modbus PLC Ports 2
Ethernet PLC Port 1 (Optional)
Motion Sensors Ports Standard 2 (Expandable to 12)
Main Power Supply 110 – 230V AC 50 / 60Hz
Emergency Power Supply 24V DC
SELMA UPS ** 6 Hours independent Emergency Operation
System Configuration Security Removable Key / Password Protected (Master)
Dormant Period (Td) 3 -12min
First Stage Warning Indication Active after Td
First Stage Alarm Td+15 sec
Second Stage Alarm Td+15 sec+15 sec
Third Stage Alarm Td+15 sec+15 sec+90-180 sec * or omitted **
Bridge Remote Reset Stations Standard 6 (Expandable)
Watch Alarm, Emergency Call, Reset , Buzzer
Officers Cabin Station Standard 5 (Expandable)
Duty Call Lamp, Test Buzzer, Buzzer Activation
Public Spaces Sounders Standard 2 (Expandable)
Tamper Protection Separate Tamper Alarms Activation Protected
PLC CPU Functions Local Acknowledge, Power Fail, System Fail,
Function Test, OOW Duty Call Setting,
Timer Setting, Back Up Maker Setting,
Speed Log Monitoring, GPS Monitoring*
Dimensions 380 x 320 x 155 mm (HxWxD)
Supplementary PLC Outputs VDR, Ship General Alarm SystemOptional NMEA Output $ALR, $AKN for VDR

* Auto Mode GPS/Heading Track Control IEC 61162 Activation is Optional (Refer to Optional Items MAE105).

** UPS/Battery Charger Unit is Optional (Basic BNWAS utilizes Ship Main & Emergency Power Supply).

Main System:
Optional: