Digital Power Amplifier
Series VRD350 and VRD355Installation Manual
5
IA VRD UK.INDD RH 02.06
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
General
Design Europe format
Electrical
Supply voltage [V] 18...30, ripple < 5%
Current consumption [A] 3
Power consumption (24V) [VA] 50
Pre-fuse [A] 3.15 quick acting
Inputs
Analogue Feedback value [V] 6 ±2, 600kOhm
Feedback value [V] 7.5 ±2, 600kOhm
Feedback value [V] 0...10, > 10MOhm
Feedback value [V] 0...±10, > 10MOhm
Feedback value [mA] 0...20, 100kOhm
Feedback value [mA] 4...20, 100kOhm
Command value 5/6 [V] 0...±10, > 150kOhm
Digital 0 [V] 0...1
1 [V] 3...30
Outputs
Ext. supply voltage [V] 24 ±10%, ripple <5%
Reference [V] +10, -10, 10mA
Analogue [V] 0...10, 5mA
Digital [mA] 50
Solenoids [A] 0.8 / 2.7 / 3.5
Interfaces
Serial RS 232C
Adjustment range
Min [%] 0...100
Max [%] 0...100
Ramp time [s] 0...39.5
Dither Amplitude [%] 0...30
Frequency [Hz] 0...647, in steps
Zero point [%] -30...+30
Protection class
Industrial protection class IP00
Environment conditions
Temperature [°C] 0...50
Connection
Plug connector DIN 41612, 48pin design type F
Cable dimensions AWG 15 (power supply + solenoid); 20 (all others)
Cable length [m] max 50
Dimensions
Front panel [mm] 50.5 x 128.4, 10TE/3HE
Printed circuit board [mm] 100 x 160
1.1. Technical Data
EN 50081-2
EN 50011
EN 50082-2
EN 61000-4-2 EN 61000-4-3 EN 61000-4-4
EMC