WAGO 750 Series Manual page 5

WAGO I/O System 750
750-1491 2AI Resistor Bridge (Strain Gauge)
9.2 Calibration when Operating with an Internal Power Supply ................... 82
10 Diagnostics.............................................................................................. 84
10.1 Behavior of the I/O Module in the Event of Error ................................... 84
10.2 Diagnostics via LED Indicators ............................................................. 87
11 Use in Hazardous Environments ........................................................... 89
11.1 Marking Configuration Examples .......................................................... 90
11.1.1
11.1.2
11.2 Installation Regulations......................................................................... 97
11.2.1
11.2.2
12 Service ................................................................................................... 100
12.1 Factory Setting (Default Values) ......................................................... 100
12.2 Firmware Update/Downgrade ............................................................. 100
12.3 Recalibration ...................................................................................... 102
12.4 WAGO UII (Unique Item Identifier) ..................................................... 103
13 Strain Gauge Application Example ...................................................... 103
List of Figures ................................................................................................ 104
List of Tables .................................................................................................. 106
Marking for Europe According to ATEX and IECEx .......................... 90
Marking for the United States of America (NEC) and Canada
(CEC) ............................................................................................... 94
Special Notes including Explosion Protection ................................... 97
Special Notes Regarding UL Hazardous Location ............................ 99
Table of Contents
Manual
Version 1.0.0
5