Baldor MicroFlex e100 Installation Manual - page 59
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Input / Output 5-5
MN1942
5.2.2 General purpose digital input DIN0
Location Connector X3, pins 7 & 17
(Mating connector: Weidmüller Minimate B2L 3.5/20)
Name DIN0
Description General purpose opto-isolated digital input.
Nominal input voltage: +24 VDC
(input current not to exceed 50 mA)
Sampling interval:
1 ms
This general purpose digital input is buffered by a TLP280 opto-isolator, allowing the input signal
to be connected with either polarity. The state of the digital input is displayed in the Mint
WorkBench Spy window. The input can be can be configured for different user definable
functions.
DIN0+
3k3
TLP280
DGND
Mint
Vcc
MicroFlex e100
DIN0-
100R
74LVC14
17
7
Figure 29 - General purpose digital input circuit
When the MicroFlex e100 is connected to Mint WorkBench, the digital input can be configured
using the Digital I/O tool. Alternatively, Mint keywords including RESETINPUT, ERRORINPUT
and STOPINPUT can be used in the command window. The state of the digital input can be
viewed using the Mint WorkBench Spy window’s Axis tab. See the Mint help file for details.
7
17