Input devices
ISO 14224
Equipment — Safety and control
ID: equip_IP
| URI: https://www.iso.org/standard/64076.html
No definition available.
Properties / Attributes (12)
| Name | Data Type | Unit / Valid values | Required | Definition |
|---|---|---|---|---|
| Functional characteristics | — |
— | Optional | |
| Location on installation | — |
Drill floor, wellhead, process, auxiliary, mud processing, power generation, | Required | Where installed |
| Application | — |
utility, control room, auxiliary room, living quarter | Required | Where applied |
| Item characteristics | — |
— | Optional | |
| Category | — |
Transmitter, transducer, switch, pushbutton | Required | Main category |
| Sensing principle | — |
Bonded strain, semiconductor, strain, | Required | Applicable for pressure sensors only |
| Sensor voting, out of | — |
Y yy | Required | At least out of the totkal numYber, , of sensors shall provide signal to initiate |
| (only as relevant) | — |
= “ ” (integer) | Required | |
| Fault tolerance | — |
Yes/No | Required | entered; if no voting, leave blank. |
| Detector communication | — |
Conventional, addressable (one-way), smart (two-way) | Optional | Type |
| Self-test feature | — |
No self-test, automatic loop test, built-in test, combined | Required | Degree of self-testing |
| Failure modes | 8 failure modes — click to expand
ELP
External leakage - process medium
ELU
External leakage - utility medium
ERO
Erratic output
FTF
Failure to function on demand
HIO
High output
LOO
Low output
NOO
No output
SER
Minor in-service problems
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