Sonic Alert Digital Program Controller DCP301 - Manual (Page 160)

Chapter 10. SPECIFICATIONS
10-5
Item Specification
Event/
Time
Event
Output
Commu-
nications
Events 1, 2
Event 3
Time events 1 to 5
Event 1 to 3 settings
Time event 1 to 5 settings
Communications system
Interface system
Relay contact
output
Relay contact
output
Open-collector
output
Event type
Event standby
Event hysteresis
Event ON delay
Time event type
Communications
standard
Network
Data flow
Synchronization
Transmission
system
Data line
Signal line
Transmission speed
Transmission
distance
Other
Contact type: 1a
Contact rating: 1A (240Vac/30Vdc, resistive load)
Life: 100,000 operations (at rating)
Min. switching voltage, current:
10V, 10mA
Contact type: 1a1b
Contact rating: 2A (240Vac/30Vdc, resistive load)
Life: 100,000 operations (at rating)
Min. switching voltage, current:
10V, 10mA
External supply voltage: 10 to 29Vdc
Max. load current: 70mA/load
OFF leakage current: 0.1mA
ON residual voltage: 1.6V max.
PV type events: PV, deviation, absolute value
deviation, SP, MV, MFB
Controller status events: RUN+HOLD+FAST+END, READY,
RUN, HOLD, FAST, END, G.Soak
standby, MANUAL, auto-tuning
executing, constant-value operation,
MFB estimated position control, sum
of all alarms, PV range alarm,
controller alarms, low battery voltage,
setting on console, ADV
Time events
ON/OFF selectable
0 to 200U (event types PV, deviation, absolute value deviation
or SP)
0.0 to 20.0% (event types MV or MFB)
0 to 3600s
Time events, segment No. events
RS-485
Multidrop (DCP301 provided with only slave node functionality)
1 to 31 units max.
Half duplex
Start-stop synchronization
Balanced (differential)
Bit serial
5 transmit/receive lines (3-wire connection also possible)
4800, 9600bps
500m max. (total)
Conforming to RS-485