DYNISCO UPR800 Series Instruction Manual
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AL1 and AL2 Contacts:
1 SPDT 2A max 0 240Vac resistive load.
AL3 Contacts:
1 SPST selectable NO/NC 2A max @ 240Vac resistive load.
Contact Protection:
Varistor for spike protection.
Alarm Type:
Each alarm is keyboard programmable for:
•
Primary/Secondary input
•
High/Low/Low inhibited on start up
•
Auto/Manual reset
Excitation Type:
Keyboard configurable for each alarm: relay coil energized in no alarm
condition (failsafe) or relay coil energized in alarm condition (non-failsafe).
Threshold:
From 0 to 110% Full Scale (the threshold may be limited due to the selected
full scale value).
Hysteresis:
Keyboard programmable for each alarm; from 0.1% to 10.0% of span or 1
LSD (whichever is greater) for each alarm.
Filter:
Selectable from the following values for each alarm:
OFF, 0.4S, 1S, 2.5S, 3S, 4S, 5S.
Alarm Update Time:
At every input conversion.
2.9 Optional Serial Communication Interface Specification
Serial Interface:
RS-485 type. Opto-isolated.
Protocol Type:
Modbus/Jbus (RTU mode).
Type of Parameters:
Run-time and configuration are available by serial link.
Device Address:
From 1 to 255
NOTE:
The physical interface can only support up to 31 devices for each
segment. Use multiple segments for more than 31 devices.
Baud Rate:
600 up to 19200 baud.
Format:
1 start bit, 8 bits with/without parity. 1 stop bit
Parity:
Even/Odd.
2.10 Main Analog Output Specification
Main Analog Output:
Opto-isolated from CPU input and output circuits.
