1 Scope
2 Normative references
3 Terms and definitions
4 Supply voltage
4.1 Direct current
4.1.1 Test
4.1.2 Requirement
4.2 Overvoltage
4.2.1 12 V systems
4.2.2 24 V systems
4.3 Superimposed alternating voltage
4.3.1 Purpose
4.3.2 Test
4.3.3 Requirement
4.4 Slow decrease and increase of supply voltage
4.4.1 Purpose
4.4.2 Test
4.4.3 Requirement
4.5 Discontinuities in supply voltage
4.5.1 Momentary drop in supply voltage
4.5.2 Reset behaviour at voltage drop
4.5.3 Starting profile
4.6 Reversed voltage
4.6.1 Purpose
4.6.2 Test
4.6.3 Requirement
4.7 Open circuit tests
4.7.1 Individual Circuits
4.7.2 Connector
4.8 Short circuit protection
4.8.1 Purpose
4.8.2 Signal circuits
4.8.3 Load circuits
4.9 Withstand voltage
4.9.1 Purpose
4.9.2 Test
4.9.3 Requirement
4.10 Insulation resistance
4.10.1 Purpose
4.10.2 Test
4.10.3 Requirement
4.11 Electromagnetic compatibility
5 Documentation
6 Bibliography (Informative)