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ElectricalInstallation
14
ELECTRICAL INSTALLATION
Descriptions for the electrical connection of the PPOFIBUS-
DP design can be found in Chapter „15 PROFIBUS DP“
14.1 Safety instructions
DANGER!
Risk of injury due to electrical shock!
▶
Before reaching into the device or the equipment,
switch off the
operating voltage and secure to prevent reactivation!
▶
Observe applicable accident prevention and safety regulations
for electrical equipment!
WARNING!
Risk of injury from improper installation!
▶
Installation may be carried out by authorized technicians only
and with the appropriate tools!
Risk of injury from unintentional activation of the system and
an uncontrolled restart!
▶
Secure system from unintentional activation.
▶
Following installation, ensure a controlled restart.
14.2 Electrical installation with cable gland
Using the 4 – 20 mA set-point value input
If several devices of Type EP 501/EP 501 C are connected in
series and the power supply to a device in this series connection
fails, the input of the failed device becomes highly resistive.
As a result, the 4 – 20 mA standard signal fails.
In this case please contact EBRO Service directly.
14.2.1 Connection board with screw-type terminals
1
2
3
4
+24 V
GND
83 +
85 +
31 +
32 –
11 +
12 –
81 +
S +
S –
A
B
Optional:
Fig. 13: Designation of the screw-type terminals
Procedure:
→
Unscrew the 4 screws on the housing cover and remove the
cover. The screw-type terminals are now accessible.
→
Connect the device. The procedure is described in the following
chapters.
english
Type EP 501
Summary of Contents for EP 501
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