Analogue inputs are provided to
allow for connection of Voltage and a single channel
for thermistor or RTD motor temperature
monitoring. An optional 4-20 mA
programmable output signal can be fitted to Motorvision
to provide external monitaring of Average Current,
Percentage Load, Power or Thermal
Capacity.
Protection
:
The use of advanced digital signal processing
within the SUPERVISION relays provides: comprehensive
protection with wide multi-stage setting ranges,
accurate measurement and timing, consistent results and
reliable operation.
Self Supervision
:
For
maximum security SUPERVISION includes comprehensive
watchdog and self supervision routines which can trigger
an Alarm or Trip signal and provide detailed error codes
for speedy rectification.
Security
:
To
prevent unauthorised tampering with settings which could
effect the control of a circuit several levels of
password protection restrict access to unauthorised
operators only.
RS485 Serial Communication
:
All
SUPERVISION products include an RS485 serial port
allowing up to 32 units to be connected together in a
daisy chain or multi-drop configuration using twisted
pair cable. This allows access to all Measured,
Calculated & Fault data and enables the control
system to monitor status and control circuits using only
twisted pair serial communication.
