DOC-8: say EMS port, not meter bus
The add-on is wired to the inverter's RS485 port labelled EMS. Reword README, DOCS, config description, field guide source and HTML. The HA manufacturer string is left unchanged: test_mqtt pins it byte for byte. Co-Authored-By: Claude <noreply@anthropic.com>
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glenn schrooyen
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Claude
Claude
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@@ -154,7 +154,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<table style="margin-bottom:2mm">
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<tr><th style="width:34mm">Tag</th><th>Platform</th><th style="width:30mm">Verdict</th></tr>
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<tr><td><code>ESU EMU ESA BPS<br>BPU EMJ IJL</code></td>
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<td><b>Platform 105</b> — ES / EM / BP, AA55-era meter bus</td>
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<td><b>Platform 105</b> — ES / EM / BP, AA55-era</td>
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<td><b>SUPPORTED</b></td></tr>
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<tr><td><code>SPB SPN</code></td><td>SBP <b>G2</b> (GW…-SBP-20) — platform 745</td><td><b>NO</b></td></tr>
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<tr><td><code>ESN ESC</code></td><td>ES <b>G2</b> (GW…-ES-20) — platform 745</td><td><b>NO</b></td></tr>
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@@ -162,7 +162,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<tr><td><code>SDT DST MSU NSU …</code></td><td>PV-only inverters — <b>no battery to control</b></td><td><b>NO</b></td></tr>
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</table>
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<p style="margin:0"><small>Reference unit: <code>95000BPS225W0290</code> → <code>BPS</code> → supported.
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A “-20” or “G2” suffix in the model name means a different platform with a different meter
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A “-20” or “G2” suffix in the model name means a different platform with a different
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protocol. <b>If the tag is not on the supported list, stop — do not quote the job.</b></small></p>
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</div>
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@@ -208,13 +208,13 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<!-- ============ PAGE 3 ============ -->
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<div class="page" id="p3">
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<h2>Steps 1–3 — Hardware</h2>
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<div class="warn"><b>Qualified persons only.</b> Mains AC and battery DC are present. The meter bus
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<div class="warn"><b>Qualified persons only.</b> Mains AC and battery DC are present. The RS485 EMS port
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is low-voltage but sits inside an energised installation.</div>
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<div class="step">
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<h3><span class="num">1</span> Survey and record</h3>
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<ol class="do">
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<li><b>Photograph</b> the meter-port wiring before touching it.</li>
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<li><b>Photograph</b> the EMS-port wiring before touching it.</li>
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<li>Identify the RS485 pair (A/B) running to the vendor controller.</li>
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<li>Record inverter model + serial, battery capacity (Ah) and nominal voltage.</li>
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</ol>
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@@ -226,7 +226,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<ol class="do">
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<li>Bring the system to <b>0 W</b> — battery neither charging nor discharging (check the
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inverter display).</li>
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<li>Disconnect the vendor controller from the meter port.</li>
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<li>Disconnect the vendor controller from the inverter's EMS port.</li>
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<li>Leave it physically mounted but unplugged — that keeps the install reversible and gives
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you a rollback story.</li>
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</ol>
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@@ -237,7 +237,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<div class="step">
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<h3><span class="num">3</span> Fit and power the T-CAN485</h3>
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<ol class="do">
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<li>Wire <b>A→A, B→B</b> to the meter port, plus its own supply.</li>
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<li>Wire <b>A→A, B→B</b> to the EMS port, plus its own supply.</li>
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<li>If fitting the e-stop, connect its USB-RS485 adapter to the <b>same pair, in parallel</b>.</li>
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<li>Power the T-CAN485 <b>last</b>.</li>
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</ol>
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@@ -119,7 +119,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<table style="margin-bottom:2mm">
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<tr><th style="width:34mm">Tag</th><th>Platform</th><th style="width:30mm">Verdict</th></tr>
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<tr><td><code>ESU EMU ESA BPS<br>BPU EMJ IJL</code></td>
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<td><b>Platform 105</b> — ES / EM / BP, AA55-era meter bus</td>
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<td><b>Platform 105</b> — ES / EM / BP, AA55-era</td>
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<td><b>SUPPORTED</b></td></tr>
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<tr><td><code>SPB SPN</code></td><td>SBP <b>G2</b> (GW…-SBP-20) — platform 745</td><td><b>NO</b></td></tr>
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<tr><td><code>ESN ESC</code></td><td>ES <b>G2</b> (GW…-ES-20) — platform 745</td><td><b>NO</b></td></tr>
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@@ -127,7 +127,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<tr><td><code>SDT DST MSU NSU …</code></td><td>PV-only inverters — <b>no battery to control</b></td><td><b>NO</b></td></tr>
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</table>
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<p style="margin:0"><small>Reference unit: <code>95000BPS225W0290</code> → <code>BPS</code> → supported.
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A “-20” or “G2” suffix in the model name means a different platform with a different meter
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A “-20” or “G2” suffix in the model name means a different platform with a different
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protocol. <b>If the tag is not on the supported list, stop — do not quote the job.</b></small></p>
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</div>
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@@ -173,13 +173,13 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<!-- ============ PAGE 3 ============ -->
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<div class="page" id="p3">
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<h2>Steps 1–3 — Hardware</h2>
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<div class="warn"><b>Qualified persons only.</b> Mains AC and battery DC are present. The meter bus
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<div class="warn"><b>Qualified persons only.</b> Mains AC and battery DC are present. The RS485 EMS port
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is low-voltage but sits inside an energised installation.</div>
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<div class="step">
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<h3><span class="num">1</span> Survey and record</h3>
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<ol class="do">
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<li><b>Photograph</b> the meter-port wiring before touching it.</li>
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<li><b>Photograph</b> the EMS-port wiring before touching it.</li>
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<li>Identify the RS485 pair (A/B) running to the vendor controller.</li>
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<li>Record inverter model + serial, battery capacity (Ah) and nominal voltage.</li>
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</ol>
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@@ -191,7 +191,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<ol class="do">
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<li>Bring the system to <b>0 W</b> — battery neither charging nor discharging (check the
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inverter display).</li>
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<li>Disconnect the vendor controller from the meter port.</li>
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<li>Disconnect the vendor controller from the inverter's EMS port.</li>
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<li>Leave it physically mounted but unplugged — that keeps the install reversible and gives
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you a rollback story.</li>
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</ol>
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@@ -202,7 +202,7 @@ figcaption { font-size:9pt; color:#5b6169; margin-top:1.2mm; }
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<div class="step">
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<h3><span class="num">3</span> Fit and power the T-CAN485</h3>
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<ol class="do">
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<li>Wire <b>A→A, B→B</b> to the meter port, plus its own supply.</li>
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<li>Wire <b>A→A, B→B</b> to the EMS port, plus its own supply.</li>
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<li>If fitting the e-stop, connect its USB-RS485 adapter to the <b>same pair, in parallel</b>.</li>
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<li>Power the T-CAN485 <b>last</b>.</li>
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</ol>
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