TECHNICAL SPECIFICATION
6
4618 - 021
System Fault Relay (Optional
)
Volt-free changeover contacts that operate when the
Reject Confirmation Unit signals a reject fault.
Contact rating see
Reject Relay
.
Detect Signal
Operates on the detection of metal.
Output type
NPN open collector
Maximum voltage
35 Volts D.C.
Maximum current
100 mA
Fault/Detector Active Output
Output that operates if a fault occurs in the metal
detector or the detector is inactive.
Output type
NPN open collector
Maximum voltage
35 Volts D.C.
Maximum current
100 mA
Q.A. Due/Overdue Output
Output that operates when a performance test
becomes due or when a performance test becomes
overdue.
Output type
NPN open collector
Maximum voltage
35 Volts D.C.
Maximum current
100 mA
Pack Sensor Requirements
Operating voltage
15 Volts D.C.
Operating current
30 mA maximum
Output type
NPN or PNP open
collector (must be same as
Speed Sensor)
Speed Sensor Requirements
Operating voltage
15 Volts D.C.
Operating current
30 mA maximum
Output type
NPN or PNP open
collector (must be same as
Pack Sensor)
Output pulse width
10 ms minimum
Output frequency
50 Hz maximum
Reject Confirmation Sensor
Requirements
Operating voltage
15 Volts D.C.
Operating current
30 mA maximum
Output type
NPN or PNP open
collector
RS232 Serial Communications
Two communication ports COM1 and COM2 are
available from within the power unit enclosure.
Voltage levels as per RS232 standard, typically
± 9 volts.
Baud rate :
9600
Data bits :
1
Start bits :
1
Stop bits :
1
Parity bits :
1
Parity type
Odd
COM1 - 2 or 4 wire control for use with printer
(Hardware handshaking is only possible with 4 wire
control).
COM2 - 2 wire control for communications with
metal detector.
Summary of Contents for Signature
Page 16: ......
Page 26: ...INSTALLATION 10 4618 021 Fig 5 Typical Metal Detector Conveyor ...
Page 31: ...INSTALLATION 4618 021 15 Fig 10 Cable Gland Assemblies for Power Supply Unit ...
Page 52: ...OPERATING INSTRUCTIONS 36 4618 021 Fig 14 Supervisor Mode Flow Chart ...
Page 55: ...OPERATING INSTRUCTIONS 4618 021 39 Fig 15 Engineer Mode Flow Chart ...
Page 71: ...OPERATING INSTRUCTIONS 4618 021 55 Fig 16 Pack Sensor Mode Flow Chart ...
Page 82: ...OPERATING INSTRUCTIONS 66 4618 021 Fig 18 QA Inspector And Operator Flow Chart ...
Page 92: ...OPERATING INSTRUCTIONS 76 4618 021 Fig 19 Viewing Mode Flow Chart ...