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3-2.Names and functions for each part
① Oxygen sensor
: Galvanic type sensor to detect oxygen content.
② Sensor holder
: This is a retainer to hold the oxygen sensor
(equipped filter inside).
③ Sensor lead
: Lead wires for oxygen signal outputs.
④ Terminal strip
: Relayed terminal for sensor lead and external cable.
⑤ Cable gland
: Entrance to lead the cable (φ8~φ11mm) from outside.
⑥ Hinge
: Hinge for front door.
⑦ Lock
: Lock for front door.
⑧ Mounting hole
: Mounting hole to fix this unit on the wall surface.
⑨ Protective earth bolt
: Bolt for protective grounding.
⑨
①
⑦
②
③
④
⑤
⑥
⑧