Technical Manual
P&B Engineering
ISSUE 7 28/9/99
Page
3
Logic Inputs Status
Motor Available Indication
Individual Status of all Input Contacts
Statistical Data
Motor Hours Run
Number of Motor Starts
Last Start Time
Last Peak Starting Current
No of Motor Trips
Fault Data
Last Fault
Last Alarm
Phase Currents at Time of Trip
Earth Fault Current at Time to Trip
Phase Volts at Time of Trip
2.4. Features
LCD Display for Setting Parameters and Displayed Data.
Compact Dedicated Current Sensor
Integral Start & Stop facilities
Functional Keypad enables settings to be made independent of communications.
IBM PC based software enables Setting Parameters to be configured via RS485 Port.
All functions operate fully independently of communications.
Non Volatile Memory for all setting parameters calculated, statistical and fault data.
Full self diagnostics and internal watchdog facility.
RS485 port enables full control and monitoring by remote DCS/PLC systems.
3. Technical Specification
3.1. Auxiliary Power Supply
AC Nominal:
110V AC, Range: 80 - 135V AC
240V AC, Range: 160 - 270V AC
Frequency:
45 - 65 Hz
Maximum Power Consumption:
20VA
3.2 Phase Current Inputs
Method:
True RMS, Sample time 0.5mS
Range:
0.05 to 12 x Phase CT Primary Amps
Full Scale
12 x Phase CT Primary Amps setting
Accuracy:
+/- 1.5% for 0.9 to 1.5 x CT Primary
+/- 5% above 1.5 x CT Primary
+/- 3% + 0.02 below 0.9 x CT Primary
Summary of Contents for MPC2000+
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