
Pedestrian Gate
BS-BZ31S-O
Heavy‑duty swing barrier with stainless‑steel cabinet, 6‑pair IR sensors for pedestrian access.
Gate dimension:1400×120×1020mm, passage width 550‑800mm. Heavy‑duty intelligent swing barrier gate, AC220V power supply.
Thickened Stainless‑steel Cabinet,6‑pair Infrared,5‑million MTBF,Built‑in Card Reader Slot

BS-BZ31S-O Swing Barrier Gate
550–800 mm Passage | 6 pairs Infrared Sensors | DC Drive | Power-Failure Opening
The BISEN BS-BZ31S-O is a swing barrier gate for controlled pedestrian access. The catalogue specifies a 550–800 mm passage and 6 pairs of infrared sensors. It combines obstruction response, abnormal-entry alarms and access-control device connections.
Key Features
Brushless DC drive.
Infrared and predictive anti-pinch functions with obstruction reversal.
Audible and visual alarms for unauthorized entry, wrong-way intrusion and tailgating.
Startup self-check with fault indication.
Automatic opening on power failure and access-control device connections.
Specifications
Parameter | Specification |
|---|---|
Supply voltage | 220 V AC ±10%, 50 Hz ±4% |
Motor | 24 V DC |
Control | Digital |
Passage width | 550–800 mm |
Infrared sensors | 6 pairs |
Passage rate | 30–45 persons/min |
MCBF | 5 million cycles |
Cabinet | SUS304 brushed stainless steel, 1.5 + 2.0 mm |
Operating temperature | −25°C to +75°C |
Which Configuration Do I Need?
Requirement | Selection / Check |
|---|---|
Passage planning | Use the 550–800 mm catalogue width; confirm the finished layout |
Reader integration | Confirm card, face or other reader interfaces |
Emergency access | Confirm power-failure behavior and applicable site requirements |
FAQ
What passage width is listed? BS-BZ31S-O is specified with a passage width of 550–800 mm.
How many infrared sensor pairs are specified? 6 pairs.
What happens on a power failure? The product supports automatic opening on power failure. Verify the installed configuration and site requirements.
Is MCBF a warranty duration? No. MCBF is expressed as a cycle measure in the catalogue; it is not a stated warranty period.
About BISEN
BISEN SMART ACCESS is a China-based manufacturer of barrier gates, gate operators and access-control equipment, serving distributors, integrators and contractors worldwide.
Get a quote: Send the required passage width or door/reader installation, user capacity, credential methods and access-control interfaces.