Specifications

Mobility and Logistics, Traffic Solutions
Sopers Lane, Poole, Dorset, BH17 7ER
Security classification Unrestricted Page 10 of 83
Version 2 Status Released
Last Editor Harry Smyth Date 09/12/2014
Document Name Configuration Control Document No. 667/CC/45950/000
Copyright © Mobility 2014. All Rights Reserved. Mobility is a division of Siemens Plc
1.5 Abbreviations and Definitions
Abbreviation Definition
AC Alternating Current
CLF Cableless Linking Facility
CLS Central Light Source
CPU Central Processing Unit
DC Direct Current
DFM Detector Fault Monitor
ELV Extra Low Voltage
FT Fixed Time
GSPI General Serial Peripheral Interface
GPS Global Positioning System
HPU High Power Unit (for ELV Controllers)
I/O Input/Output
IC4 Intersection Configurator version 4 (UK controller configuration
application)
IRM Integral Remote Monitoring
LED Light Emitting Diode
LMF Lamp Monitor Facility
LPU Logic Power Unit
LRT Light Rail Transit
LSLS Lamp Switch Low-Voltage Serial
LV Low Voltage (Mains)
mA milliamps
MDU Mains Distribution Unit (for Mains Controllers; not ELV)
MOVA Microprocessor Optimised Vehicle Actuation
ms milliseconds
MTCS Master Time Clock System
NTP Network Time Protocol
OMU Outstation Monitor Unit
OTU Outstation Transmission Unit
PCB Printed Circuit Board
RAM Random Access Memory
RFL Reset Fault Log (Handset Command)
RLM Red Lamp Monitoring