kufayeka-modbus-delta-plc/modbus-delta-plc-write.html

Node-RED Modbus setter and getter for Delta PLCs

<!-- File: DELTA-WRITE.html -->
<script type="text/x-red" data-template-name="DELTA-WRITE">
    <div class="form-row">
      <label for="node-input-name">Name</label>
      <input type="text" id="node-input-name" placeholder="Name">
    </div>
    <div class="form-row">
      <label for="node-input-plcModel"><i class="fa fa-server"></i> PLC Model</label>
      <select id="node-input-plcModel">
        <option value="ES-EC">DVP-ES & ES2/EC/EX/SS/SA/SX/EH2&3/SV2</option>
        <option value="ES3">DVP-ES3/EX3/SV3/SX3</option>
      </select>
    </div>
    <div class="form-row">
      <label for="node-input-stationId">Station ID</label>
      <input type="number" id="node-input-stationId" min="0" placeholder="e.g. 1">
    </div>
    <div class="form-row">
      <label for="node-input-device"><i class="fa fa-cubes"></i> Device</label>
      <select id="node-input-device">
        <option value="Y">Y (Coil status)</option>
        <option value="M">M (Internal relay)</option>
        <option value="D">D (16 & 32-bit register)</option>
        <option value="T">T (Timer)</option>
        <option value="C16">C16 (16-bit counter)</option>
        <option value="C32">C32 (32-bit counter)</option>
      </select>
    </div>
    <div class="form-row">
      <label for="node-input-start" id="startAddressLabel">Start Address </label>
      <b><span id="node-input-startType" class="devicePrefix">Y</span><b>
      <input type="text" id="node-input-start"/>
    </div>
    <div class="form-row">
      <label for="node-input-baseOffset"><i class="fa fa-sliders"></i> Base Address Offset</label>
      <select id="node-input-baseOffset">
        <option value="-1">–1</option>
        <option value="0" selected>0</option>
        <option value="1">+1</option>
      </select>
    </div>

    <div class="divider"></div>
    <div class="form-row branded">
      <p>Created by: <strong>@kufayeka</strong></p>
    </div>

    <style>
      .divider { border-top: 1px solid #ccc; margin: 12px 0; }
      .branded { background: #2575fc; text-align: center; padding: 6px 0; border-radius: 4px; }
      .branded p { margin: 0; color: white; font-size: 0.9em; font-family: Arial, sans-serif; }
      .devicePrefix { border: 1px solid #ccc; padding: 5px; border-radius: 2px; }
    </style>
</script>

<script type="text/javascript">
    RED.nodes.registerType('DELTA-WRITE', {
        category: 'modbus',
        color: '#4CAF50',
        inputs: 1, outputs: 1, icon: 'font-awesome/fa-server', align: 'right',
        defaults: {
            name:       { value:"" },
            plcModel:   { value:"ES-EC" },
            stationId:  { value:1 },
            device:     { value:"Y" },
            start:      { value:"0" },
            end:        { value:"" },
            baseOffset: { value:-1 }
        },
        oneditprepare: function() {
            const octalOnly = (val) => val.replace(/[^0-7]/g, '');
            const decimalOnly = (val) => val.replace(/\D/g, '');

            function updateInputFilter() {
                const dev = $("#node-input-device").val();

                switch (dev) {
                    case "Y":
                        // hanya 0-7, label jadi Oct
                        $("#node-input-start,#node-input-end")
                            .off("input")
                            .on("input", function() { this.value = octalOnly(this.value); })
                            .attr("placeholder","e.g. 77")
                            .attr("title","Octal only (0-7)");
                        // ganti label
                        $("#startAddressLabel")
                            .html('Start Address (Oct) (1281) ');
                        $("#node-input-startType").text("Y");
                        break;

                    case "M":
                        // 0-9, label jadi Dec
                        $("#node-input-start,#node-input-end")
                            .off("input")
                            .on("input", function() { this.value = decimalOnly(this.value); })
                            .attr("placeholder","e.g. 100")
                            .attr("title","Decimal only (0-9)");
                        $("#startAddressLabel")
                            .html('Start Address (Dec) (2049) ');
                        $("#node-input-startType").text("M");
                        break;

                    case "T":
                        // 0-9, label jadi Dec
                        $("#node-input-start,#node-input-end")
                            .off("input")
                            .on("input", function() { this.value = decimalOnly(this.value); })
                            .attr("placeholder","e.g. 100")
                            .attr("title","Decimal only (0-9)");
                        $("#startAddressLabel")
                            .html('Start Address (Dec) (1537) ');
                        $("#node-input-startType").text("T");
                        break;

                    case "C16":
                        // 0-9, label jadi Dec
                        $("#node-input-start,#node-input-end")
                            .off("input")
                            .on("input", function() { this.value = decimalOnly(this.value); })
                            .attr("placeholder","e.g. 100")
                            .attr("title","Decimal only (0-9)");
                        $("#startAddressLabel")
                            .html('Start Address (Dec) (3585) ');
                        $("#node-input-startType").text("C");
                        break;

                    case "C32":
                        // 0-9, label jadi Dec
                        $("#node-input-start,#node-input-end")
                            .off("input")
                            .on("input", function() { this.value = decimalOnly(this.value); })
                            .attr("placeholder","e.g. 100")
                            .attr("title","Decimal only (0-9)");
                        $("#startAddressLabel")
                            .html('Start Address (Dec) (3785) ');
                        $("#node-input-startType").text("C");
                        break;

                    case "D":
                        // 0-9, label jadi Dec
                        $("#node-input-start,#node-input-end")
                            .off("input")
                            .on("input", function() { this.value = decimalOnly(this.value); })
                            .attr("placeholder","e.g. 100")
                            .attr("title","Decimal only (0-9)");
                        $("#startAddressLabel")
                            .html('Start Address (Dec) (4097) ');
                        $("#node-input-startType").text("D");
                        break;
                }
            }

            // on load
            updateInputFilter();

            // when device changes
            $("#node-input-device").on("change", updateInputFilter);
        },
        label: function() { return this.name||"DELTA-WRITE"; }
    });
</script>