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5.2.2 General purpose digital input DIN0

 

 

 

 

 

Location

Connector X3, pins 7 & 17

 

 

 

 

 

 

(Mating connector: Weidmüller Minimate B2L 3.5/20)

 

 

 

 

 

 

 

 

 

 

 

 

 

Name

DIN0

 

 

 

 

 

 

 

 

7

 

 

 

17

Description

General purpose opto-isolated digital input.

 

 

 

 

 

 

 

 

Nominal input voltage: +24VDC

 

 

 

 

 

 

 

(input current not to exceed 50mA)

 

 

 

 

 

 

Sampling interval:

1ms

 

 

 

 

 

 

 

 

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.

 

MicroFlex e100

 

Vcc

 

 

 

10k

DIN0+

17

3k3

Mint

 

DIN0-

7

100R

74LVC14

 

 

 

 

 

TLP280

 

4n7

4n7

 

 

 

 

DGND

Figure 26 - 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.

MN1942

Input / Output 5-5

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Baldor E100 manual General purpose digital input DIN0, General purpose digital input circuit