Switching Output; Getting Started; General Installation Tips - Siemens 7MC3040-... Operating Manual

s
When only one current output is required, Output 1 should be selected
(Pin 4)
5.3

Switching output

All pyrometers of the PA Series feature two switching outputs which can
be configured as digital outputs or digital inputs. The open collector out-
puts allow for a voltage of +24 V DC. The maximum current of each open
collector output is 30 mA.
PA
510 KΩ
PLC
Digital input 1
Digital input 2
Ground
See Chapter 7.2 for more information configuration.
6

Getting Started

6.1

General installation tips

Install the pyrometer in a location where it will not be unnecessarily ex-
posed to smoke, ambient heat or water vapour.
A false reading (too low) will be displayed when the pyrometer lens is
dirty. Therefore always ensure that the lens is clean.
white
+24 V
brown
GND
Operating manual PA
+ 24 V
I = 30 mA
max
24 V DC
red
relay
brown
blue
red
VK 02/A
12
lamp