LIGO AIR User Guide - Revision history

Admin: Update

2026-05-21T06:45:51Z

Update

← Older revision		Revision as of 06:45, 21 May 2026
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	Equipped with '''Bluetooth Low Energy 5.4''' technology, LIGO AIR enables seamless, real-time data transmission without requiring complex wiring. The heavy-duty metal structure provides protection against dust, moisture, vibration, and high-temperature environments.		Equipped with '''Bluetooth Low Energy 5.4''' technology, LIGO AIR enables seamless, real-time data transmission without requiring complex wiring. The heavy-duty metal structure provides protection against dust, moisture, vibration, and high-temperature environments.

	~~[[File:LIGO-AIR-product-overview.png\|thumb\|right\|400px\|LIGO AIR Wireless Fuel Level Sensor]]~~

	=== Intended Use ===		=== Intended Use ===

Admin: /* General Safety */

2026-05-14T10:48:17Z

General Safety

← Older revision		Revision as of 10:48, 14 May 2026
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	'''Read this section completely before installation or operation.''' Failure to observe these warnings may result in serious injury, death, or damage to equipment.		'''Read this section completely before installation or operation.''' Failure to observe these warnings may result in serious injury, death, or damage to equipment.

	~~=== General Safety ===~~

	The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.		The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.

Admin: /* Related Pages */

2026-05-14T10:46:05Z

← Older revision		Revision as of 10:46, 14 May 2026
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	[[Category:LIGO ~~Air~~]]		[[Category:LIGO AIR]]

Admin: /* Revision History */

2026-05-14T10:42:44Z

Revision History

← Older revision		Revision as of 10:42, 14 May 2026
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	* [[Frequently Asked Questions - FAQ]] — Common questions		* [[Frequently Asked Questions - FAQ]] — Common questions

	~~=== Revision History ===~~

	~~{\| class="wikitable"~~
	~~! Date !! Version !! Description~~
	\|-
	~~\| 18/06/2025 \|\| 1.0 \|\| Initial release~~
	\|-
	~~\| 14/07/2025 \|\| 1.0.4 \|\| Minor changes~~
	\|-
	~~\| 14/10/2025 \|\| 1.1 \|\| Minor changes~~
	\|-
	~~\| 04/11/2025 \|\| 1.2 \|\| Update sensor structure drawing; restructure to IEC/IEEE 82079-1 compliance~~
	\|}

	[[Category:LIGO Air]]		[[Category:LIGO Air]]

Admin: /* Step 2: Drilling Mounting Holes */

2026-05-14T10:42:27Z

Step 2: Drilling Mounting Holes

← Older revision		Revision as of 10:42, 14 May 2026
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	\| > 3 mm \|\| M4.8 self-tapping screw \|\| 4 × Ø7 mm		\| > 3 mm \|\| M4.8 self-tapping screw \|\| 4 × Ø7 mm
	\|}		\|}
			{{Notice\|title=Sensor Orientation\|body=Mounting hole positions must ensure the sensor's '''directional arrow points toward the BLE receiver'''. Incorrect orientation will severely reduce wireless range.}}
	{\| ~~class~~=~~"wikitable" style="border-left: 4px solid #1976d2; background:#e3f2fd;"~~
	~~\| ℹ️ '''NOTICE —~~ Sensor Orientation~~'''~~
	\|-
	\| Mounting hole positions must ensure the sensor's '''directional arrow points toward the BLE receiver'''. Incorrect orientation will severely reduce wireless range.
	\|}

	=== Step 3: Sensor Tube Preparation ===		=== Step 3: Sensor Tube Preparation ===
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	# Remove all burrs with deburring tool		# Remove all burrs with deburring tool
	# Clean the tube interior with fuel		# Clean the tube interior with fuel
			{{Warning
	{\| ~~class="wikitable" style~~=~~"border-left: 4px solid #f57c00; background:#fff3e0;"~~		\| title = Tube Preparation
	~~\| ⚠️ '''WARNING'''~~		\| body = Minimum tube length after cutting is '''150 mm (15 cm)'''. Shorter tubes will not function correctly.
	\|-		}}
	\| Minimum tube length after cutting is '''150 mm (15 cm)'''. Shorter tubes will not function correctly.
	\|}

	=== Step 4: Install Bottom-Stop and Filter ===		=== Step 4: Install Bottom-Stop and Filter ===
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	\| Password \|\| (default) \|\| '''CHANGE before deployment'''		\| Password \|\| (default) \|\| '''CHANGE before deployment'''
	\|}		\|}
			{{Notice\|title=Security Recommendation\|body=Change the default password immediately after first connection to prevent unauthorized configuration changes.}}
	{\| ~~class~~=~~"wikitable" style="border-left: 4px solid #1976d2; background:#e3f2fd;"~~
	~~\| ℹ️ '''~~Security Recommendation~~'''~~
	\|-
	\| Change the default password immediately after first connection to prevent unauthorized configuration changes.
	\|}

	== Operation ==		== Operation ==
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	=== Battery Replacement ===		=== Battery Replacement ===
			{{Warning
	{\| ~~class="wikitable" style~~=~~"border-left: 4px solid #f57c00; background:#fff3e0;"~~		\| title = Battery Replacement Safety
	~~\| ⚠️ '''WARNING —~~ Battery Replacement Safety~~'''~~		\| body = *Replace only with authorized '''SOJI Li-SOCl₂ 3.6V''' battery (part numbers vary by variant)
	\|-		*Disconnect sensor from fuel tank before opening
	\|		*Ensure work area is ventilated and free of ignition sources
	* Replace only with authorized '''SOJI Li-SOCl₂ 3.6V''' battery (part numbers vary by variant)		*Wear chemical-resistant gloves
	* Disconnect sensor from fuel tank before opening		}}
	* Ensure work area is ventilated and free of ignition sources
	* Wear chemical-resistant gloves
	\|}

	# Remove protective cap		# Remove protective cap
	# Loosen 4 mounting screws (do not remove from tank)		# Loosen 4 mounting screws (do not remove from tank)
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	\|-		\|-
	\| Address \|\| ''(insert SOJI Electronics JSC address)''		\| Address \|\| ''(insert SOJI Electronics JSC address)''
	\|}

	~~=== Documentation ===~~

	~~{\| class="wikitable"~~
	~~! Document !! Version !! Last Updated !! Action~~
	\|-
	~~\| LIGO AIR Datasheet~~
	~~\| 1.1~~
	~~\| 14/10/2025~~
	~~\| <span class="doc-view">[[Media:LIGO-AIR-Datasheet-V1.1.pdf\|📄 View]]</span>   <span class="doc-download">[[Media:LIGO-AIR-Datasheet-V1.1.pdf\|⬇ Download]]</span>~~
	\|-
	~~\| LIGO AIR User Guide~~
	~~\| 1.2~~
	~~\| 04/11/2025~~
	~~\| <span class="doc-view">[[Media:LIGO-AIR-User-Guide-V1.2.pdf\|📄 View]]</span>   <span class="doc-download">[[Media:LIGO-AIR-User-Guide-V1.2.pdf\|⬇ Download]]</span>~~
	\|-
	~~\| LIGO AIR Protocol Integration~~
	~~\| 1.1~~
	~~\| 27/08/2025~~
	~~\| <span class="doc-view">[[Media:LIGO-AIR-Protocol-Integration-V1.1.pdf\|📄 View]]</span>   <span class="doc-download">[[Media:LIGO-AIR-Protocol-Integration-V1.1.pdf\|⬇ Download]]</span>~~
	\|}		\|}

	=== Related Pages ===		=== Related Pages ===

	* [[LIGO ~~Air~~]] — Product overview		* [[LIGO AIR]] — Product overview
	* [[LIGO ~~Air Configuration~~]] — Detailed BLE protocol, payload format		* [[LIGO AIR Datasheet]] — Detailed BLE protocol, payload format
	* [[LIGO ~~Air~~ Certification & Approvals]] — Full certification list		* [[LIGO AIR Certification & Approvals]] — Full certification list
	* [[LIGO Air Nomenclature, classification codes]] — HS / ECCN codes
	* [[Frequently Asked Questions - FAQ]] — Common questions		* [[Frequently Asked Questions - FAQ]] — Common questions

Admin: Admin moved page LIGO Air User Guide to LIGO AIR User Guide

2026-05-14T02:34:19Z

Admin moved page LIGO Air User Guide to LIGO AIR User Guide

← Older revision		Revision as of 02:34, 14 May 2026
(No difference)

Admin at 11:06, 13 May 2026

2026-05-13T11:06:05Z

← Older revision		Revision as of 11:06, 13 May 2026
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	{{Danger		{{Danger
	\| title = Fire / Explosion Hazard		\| title = Fire / Explosion Hazard
	\| body = *Hazard: Fuel vapors are highly flammable and can ignite from sparks, open flames, or static electricity		\| body = *'''Hazard''': Fuel vapors are highly flammable and can ignite from sparks, open flames, or static electricity
	*Consequence: Serious injury, death, or destruction of vehicle/equipment		*'''Consequence''': Serious injury, death, or destruction of vehicle/equipment
	*Required action: Before drilling or installation, completely empty the fuel tank and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.		*'''Required action''': Before drilling or installation, '''completely empty the fuel tank''' and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.
	}}		}}
	~~{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"~~
	~~\| ⚠️ '''DANGER — Fire / Explosion Hazard'''~~
	\|-
	\|
	* '''Hazard''': Fuel vapors are highly flammable and can ignite from sparks, open flames, or static electricity
	* '''Consequence''': Serious injury, death, or destruction of vehicle/equipment
	* '''Required action''': Before drilling or installation, '''completely empty the fuel tank''' and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.
	\|}

	== Product Overview ==		== Product Overview ==

Admin at 11:03, 13 May 2026

2026-05-13T11:03:41Z

← Older revision		Revision as of 11:03, 13 May 2026
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	The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.		The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.
	{{Danger\|title=Fire / Explosion Hazard\|body=- Hazard: Fuel vapors are highly flammable and can ignite from sparks, open flames, or static electricity.		{{Danger
	- Consequence: Serious injury, death, or destruction of vehicle/equipment		\| title = Fire / Explosion Hazard
	- Required action: Before drilling or installation, completely empty the fuel tank and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.}}		\| body = *Hazard: Fuel vapors are highly flammable and can ignite from sparks, open flames, or static electricity
			*Consequence: Serious injury, death, or destruction of vehicle/equipment
			*Required action: Before drilling or installation, completely empty the fuel tank and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.
			}}
	{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"		{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"
	\| ⚠️ '''DANGER — Fire / Explosion Hazard'''		\| ⚠️ '''DANGER — Fire / Explosion Hazard'''

Admin at 10:58, 13 May 2026

2026-05-13T10:58:17Z

← Older revision		Revision as of 10:58, 13 May 2026
Line 9:		Line 9:

	The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.		The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.
			{{Danger\|title=Fire / Explosion Hazard\|body=- Hazard: Fuel vapors are highly flammable and can ignite from sparks, open flames, or static electricity.
			- Consequence: Serious injury, death, or destruction of vehicle/equipment
			- Required action: Before drilling or installation, completely empty the fuel tank and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.}}
	{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"		{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"
	\| ⚠️ '''DANGER — Fire / Explosion Hazard'''		\| ⚠️ '''DANGER — Fire / Explosion Hazard'''

Admin at 10:39, 13 May 2026

2026-05-13T10:39:39Z

← Older revision		Revision as of 10:39, 13 May 2026
Line 9:		Line 9:

	The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.		The LIGO AIR fuel level sensor must be installed and operated only by '''qualified technicians''' familiar with fuel tank systems, electrical safety, and wireless device installation. Personal Protective Equipment (PPE) is required during installation.
	~~{{SafetyCallout\|ABC=ghfghfghfthfghfgh}}~~
	{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"		{\| class="wikitable" style="border-left: 4px solid #d32f2f; background:#ffebee;"
	\| ⚠️ '''DANGER — Fire / Explosion Hazard'''		\| ⚠️ '''DANGER — Fire / Explosion Hazard'''
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	* '''Required action''': Before drilling or installation, '''completely empty the fuel tank''' and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.		* '''Required action''': Before drilling or installation, '''completely empty the fuel tank''' and ventilate all residual vapors. Use only non-sparking tools. Maintain fire extinguisher within 5 meters. No smoking or open flames within 10 meters of work area.
	\|}		\|}

	#

	== Product Overview ==		== Product Overview ==