Personal Health Device Implementation Guide, published by HL7 International / Health Care Devices. This guide is not an authorized publication; it is the continuous build for version 2.0.0-ballot2 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/phd/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON
• TTL

: SimpleAlertOperationalStates CodeSystem - JSON Representation

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{
  "resourceType" : "CodeSystem",
  "id" : "SimpleAlertOperationalStatesCS",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem SimpleAlertOperationalStatesCS</b></p><a name=\"SimpleAlertOperationalStatesCS\"> </a><a name=\"hcSimpleAlertOperationalStatesCS\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/uv/phd/CodeSystem/SimpleAlertOperationalStatesCS</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">Limits-On<a name=\"SimpleAlertOperationalStatesCS-Limits-On\"> </a></td><td>Limits On</td><td>The alert system is checking the high and low limits.</td></tr><tr><td style=\"white-space:nowrap\">Limits-Off<a name=\"SimpleAlertOperationalStatesCS-Limits-Off\"> </a></td><td>Limits Off</td><td>The alert system is not checking the high and low limits.</td></tr><tr><td style=\"white-space:nowrap\">Limits-Low-Off<a name=\"SimpleAlertOperationalStatesCS-Limits-Low-Off\"> </a></td><td>Low Limit Off</td><td>The alerting system is only checking the high limit.</td></tr><tr><td style=\"white-space:nowrap\">Limits-High-Off<a name=\"SimpleAlertOperationalStatesCS-Limits-High-Off\"> </a></td><td>High Limit Off</td><td>The alerting system is only checking the low limit.</td></tr></table></div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "dev"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 1,
      "_valueInteger" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/phd/ImplementationGuide/hl7.fhir.uv.phd"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/phd/ImplementationGuide/hl7.fhir.uv.phd"
          }
        ]
      }
    }
  ],
  "url" : "http://hl7.org/fhir/uv/phd/CodeSystem/SimpleAlertOperationalStatesCS",
  "version" : "2.0.0-ballot2",
  "name" : "SimpleAlertOperationalStatesCS",
  "title" : "Simple Alert Operational States",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-08-14T11:24:25+00:00",
  "publisher" : "HL7 International / Health Care Devices",
  "contact" : [
    {
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/healthcaredevices"
        }
      ]
    }
  ],
  "description" : "The operational states for the simple alerting system.",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code" : "001"
        }
      ]
    }
  ],
  "caseSensitive" : true,
  "content" : "complete",
  "count" : 4,
  "concept" : [
    {
      "code" : "Limits-On",
      "display" : "Limits On",
      "definition" : "The alert system is checking the high and low limits."
    },
    {
      "code" : "Limits-Off",
      "display" : "Limits Off",
      "definition" : "The alert system is not checking the high and low limits."
    },
    {
      "code" : "Limits-Low-Off",
      "display" : "Low Limit Off",
      "definition" : "The alerting system is only checking the high limit."
    },
    {
      "code" : "Limits-High-Off",
      "display" : "High Limit Off",
      "definition" : "The alerting system is only checking the low limit."
    }
  ]
}