Multifunction - Danfoss PLUS+1 DP570 Series Technical Information

Technical Information
DP570 Series Displays
Inputs/outputs
12 | © Danfoss | January 2017

Multifunction

Low range frequency input PPU
Description Minimum
Minimum discernible 0 mV
voltage
Maximum discernible 377 mV
voltage
Precision —
Worst case error —
Rising voltage 0.11 V
threshold
Falling voltage 0.04 V
threshold
Input impedance 230 kΩ
Input impedance 13.9 kΩ
Input impedance 7.2 kΩ
Middle range frequency input PPU
Description Minimum
Minimum discernible 0 mV
voltage
Maximum discernible 5.62 V
voltage
Precision —
Worst case error —
Rising voltage 0.178 V
threshold
Falling voltage 0.84 V
threshold
Input impedance 230 kΩ
Input impedance 13.9 kΩ
Input impedance 7.2 kΩ
High range frequency input PPU
Description Minimum
Minimum discernible 0 mV
voltage
Maximum discernible 34.704 V
voltage
Precision —
Typical Maximum
— 12.9 mV
404 mV 431 mV
— 0.149 mV
— 27 mV
— 0.30 V
— 0.22 V
233 kΩ 236 kΩ
14.1 kΩ 14.3 kΩ
7.3 kΩ 7.4 kΩ
Typical Maximum
— 20 mV
5.75 V 5.88 V
— 2.14 mV
— 130 mV
— 3.92 V
— 2.79 V
233 kΩ 236 kΩ
14.1 kΩ 14.3 kΩ
7.3 kΩ 7.4 kΩ
Typical Maximum
— 130 mV
36 V 37.296 V
— 14.3 mV
L1328765 | BC00000231en-US0701
Comment
—
—
—
Over the full
temperature range
-30º C to +60º C (-22º
F to +140º F)
Voltage required for
frequency input to
read high
Voltage required for
frequency input to
read low
No pull up or pull
down
Pull up to +5V or pull
down to ground
Pull to +2.5V
Comment
—
—
—
Over the full
temperature range
-30º C to +60º C (-22º
F to +140º F)
Voltage required for
frequency input to
read high
Voltage required for
frequency input to
read low
No pull up or pull
down
Pull up to +5V or pull
down to ground
Pull to +2.5V
Comment
—
—
—