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Hyquip Limited New Brunswick Street Horwich Bolton Lancashire BL6 7JB UK
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30/60 Installation
Bosch Rexroth AG
, VT-VPCD, RE 30028-B/09.13
7.3 Installation
conditions
The control electronics VT-VPCD is designed for installation in a 19“ rack or an
open card holder. Suitable card holders are listed in the following Chapter 7.4
“Recommended accessories“.
▶
Provide an operating voltage of 24 VDC.
▶
Adhere to the ambient temperature range permitted according to the data sheet.
7.4 Recommended
accessories
For connecting the control electronics VT-VPCD we recommend the use of the
following accessories, which are not included in the scope of supply, but which you
can order separately from Bosch Rexroth:
Table 11: Accessories
Component
Material number
Data sheet
VT 12302-3X/1, closed card holder, 64-pin edge connector
VT 12302-3x/2-64G Dual CARD HOLD
R900784153
R978009974
RE 30103
RE 30103
Open card holder VT 3002-1-2X/64 G
1)
R900016484
RE 29928
Power supply unit VT-NE30-2X/
2)
R901082348
RE 29929
Mating connector for proportional valve solenoid a, color: gray
R901017010
Mating connector for proportional valve solenoid b, color:
black
R901017011
4-pin mating connector for swivel angle transducer
AWXF004D01
R900023126
Serial interface cable for control electronics
R900776897
USB converter for connection to the serial interface
R901066684
1)
The open card holder may only be used for installation in a control cabinet; it does not provide
electric shock protection.
2)
If no voltage supply is provided on the system side.
7.5
Installing the VT-VPCD
Please observe the following notes when installing the VT-VPCD control electronics:
t
For the installation, observe the notes given in the data sheet on applied standards
and operating conditions.
t
Use low-capacitance cables.
t
Install cable connections without intermediate terminals whenever possible.
t
Install sensor cables separately.
t
The presence of electromagnetic sources of interference (e.g. frequency converter)
in the direct vicinity of the control electronics is not permitted.
t
The distance to aerial lines, radio sources and radar equipment must be at least
1 m.
t
Do not install solenoid and signal cables near power cables.
t
Use shielded cables (EMC-compliant) as valve cables.
t
Execute the installation so that when the differential inputs are used both inputs
are activated or deactivated simultaneously.
t
Use relays with gold-plated contacts for switching command values (small voltages,
small currents).
t
Do not use adhesives, sealants or insulating agents that contain silicone.
t
The system ground is an essential integral part of EMC protection of the control
electronics. Here, interference, which is transported to the control electronics via
data and voltage supply cables, is dissipated. This function can only be ensured, if the