7.11.10.2 Object Description

DigitalInputElectricalType provides the used digital input(s). The values of the MultiStateValueDiscreteType variable are defined in Table 144 and shall be used. The values 0-199 are reserved for future extensions of this specification. The values 200-299 shall be used for vendor-specific extensions of this variable.

Table 144 – PtDigitalInputElectricalAttributesType Attribute values for child Nodes
BrowsePath Value Attribute Description Attribute
[
{
"Value": 1,
"DisplayName": "TTL",
"Description": "Transistor-transistor logic (0..5 V)"
},
{
"Value": 2,
"DisplayName": "HTL",
"Description": "High threshold logic (0..24 V)"
},
{
"Value": 3,
"DisplayName": "PNP",
"Description": "PNP transistor type"
},
{
"Value": 4,
"DisplayName": "NPN",
"Description": "NPN transistor type"
},
{
"Value": 5,
"DisplayName": "CONFIGURABLE",
"Description": "Configurable"
},
{
"Value": 6,
"DisplayName": "PULSE_TRAIN",
"Description": "Pulse train"
},
{
"Value": 7,
"DisplayName": "RELAY",
"Description": "Electromechanical relay"
}
]

SafetyPropertySupported true if the digital input has a safety property.

NumberOfChannels provides the number of channels of the digital input.