BD112 Boom Gate Detector / Logic
The Nortech BD112 is a combination single-channel vehicle detector and boom gate controller logic unit. Inputs can be accepted from access readers and outputs are provided for the boom gate control and ticket issue interlock. The integral vehicle detector provides the safety/closing detection and also incorporates roll-back protection.
The BD112 features include a memory function that allows following authorised vehicles to exit without raising and lowering for each vehicle.
Product codes
301FT0400 - BD112 - 240V AC
Technical details
Self tuning range: 20-1500μH – Automatic on power-up
Sensitivity: Four step adjustable on face-plate:
High: 0.02% ΔL/L
Medium High: 0.05% ΔL/L
Medium Low: 0.1% ΔL/L
Low: 0.5% ΔL/L
Frequency: Four step adjustable on face plate, 12- 80kHz (frequency determined by loop geometry)
Automatic Sensitivity Boost: Switch Selectable
Presence time: 1 hour for 3% ΔL/L and permanent presence option
Roll-back Time: 2 secs. or 10 secs.
Auto-Close: 30 secs. or 1 minute.
Operating modes: Push button on front of enclosure
1. Auto
2. Raise
3. Lower
Indications: The following face-plate indications are provided:
1 x Power LED – Red
1 x Status LED – Yellow
1 x Input LED – Green
Inputs: Memory and Non-memory inputs Optically Isolated (500V DC) Active high requiring connection to 0V (Potential Free Relay contact)
10 mA sink current @ 12V DC
Input signal duration 80 ms min
Minimum of 2 Seconds between inputs on Memory input.
Power requirements: 240V AC ± 15% 48-60Hz (1.5VA max @ 230V)
Ticket Issue Interlock / EOT Relay: Max current = 1Amp. Max voltage permissible 30 VDC
Raise and Lower Relay: Change over contact / Contact supply 230V AC /Live Max current permissible 5A / Max inrush current 8A
Note: An external contactor is required for motors with a higher current rating
Operating temperature range: -40ºC to +80ºC
Material: High heat ABS blend
Dimensions: 76 x 40 x 78mm
Mounting: Shelf or DIN-rail socket
Connector: Single rear mount 11-pin submagnal (86CP11)
Option: 1 metre flying lead
