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Operating Instructions ET-xx6-A
Operation
Page 32 of 60
R. STAHL HMI Systems GmbH / OI_ET_xx6_A_en_V_03_00_36.docx / 03.05.2021
13 Operation
13.1 General information
When operating the devices, particular care shall be taken that:
the HMI device has been properly installed according to
instructions,
the device is undamaged,
the terminal compartment is clean,
all screws are tightened fast,
before switching the HMI device on, its external PE terminal is
properly connected to the equipotential bonding system at its
place of use,
the cover of the terminal compartment is completely closed.
13.2 Connections
Terminal
Pin
Definition
Connection
X1
1
Power supply HMI 24 VDC
Power supply
2
Power supply HMI 24 VDC
of the
3
Power supply HMI device GND
HMI device
4
Power supply HMI device GND
X2
1
TxD-b
B (+)
Serial
2
TxD-a
A (-)
COM1 interface
3
RxD-b
RS-422/485
4
RxD-a
5
TxD-b'
6
TxD-a'
7
RxD-b'
8
RxD-a'
9
TxD
Serial
10
RxD
COM1 interface
11
RTS/
RS-232
12
CTS/
13
GND
X3
1
Line out right
Audio Ex e
2
GND
3
Line out left
X4
USB interface, connection type A - female
USB0 I.S.
X5
1
VCC
USB1 Ex e
2
USB -
3
USB +
4
GND
X6
1
VCC
USB2 I.S.
2
USB -
3
USB +
4
GND
5
GND
X7
1
VCC
USB3 Ex e
2
USB -
3
USB +
4
GND
NOTICE