Bosch B901 Accessory

• B901 Access Control Module
• 1 x kΩ 1/2 Watt End of Line Resistor
• 1 x Innerconnect Cable (included)
• 3 x # 6x3/8 self-tapping Screws
• 1 x Literature

• Relative humidity: 5% to 93% at +32°C (+90°F)
• Temperature (operating): 0°C to +49°C (+32°F to +120°F)
• Current Standby: 110 mA + reader current Alarm: 110 mA + reader current
• Output (alarm): Form C relay (COM, NC, NO) at 12/24 V @ 2.0 A
• Voltage (input): 12 VDC nominal
• Terminal wire size: 18 AWG to 22 AWG (1.02 mm to 0.65 mm)
• SDI2/SDI wiring to B901 + Reader with external power supply: Maximum distance - wire size (unshielded wire only): 1000 ft (305 m) - 22 AWG (0.65 mm), 2500 ft (762 m) - 18 AWG (1.02 mm)
• SDI2/SDI wiring to B901 + Reader from control panel: 175 ft (61 m) - 22 AWG (0.65 mm), 500 ft (152 m) - 18 AWG (1.02 mm)
• Wiring distance from B901 to Reader: 200 ft (61 m) - 22 AWG (0.65 mm), 500 ft (152 m) - 18 AWG (1.02 mm) Reader dependant

• Standard 5-wire Weigand interface.
• +5 VDC or +12 VDC supplied to power readers.
• Open collector output for reader LED.

• Tamper - supports normally open devices.
• REX - supports normally open devices. Request to
• Exit on short.
• RTE - supports normally open devices. Request to
• Enter on short.

• 1KΩ End of line resistor.
• Use for door contact.

Control Panels:

• B9512G/B9512G-E
• B8512G/B8512G-E
• D9412GV4/D7412GV4
• D9412GV3/D7412GV3
• D9412GV2/D7412GV2
• D9412G/D7412G

Readers and Accessories:

• ARD-AYH12 EM Prox Wall Mount
• ARD-AYJ12 EM Prox Mullion
• ARD-AYK12 EM Prox Mini Mullion
• ARD-AYQ12 EM Prox Wall Mount Vandal Resistant
• ARD-AYCE65B EM Prox or PIN Mullion
• ARD-R10 HID iClass Mini Mullion
• ARD-R40 HID iClass Wall Mount
• D8223 HID Prox Wall Mount
• D8224 HID Prox Mullion
• D8224-SP HID Prox Switch Plate Mount
• D8225 HID Prox Mini Mullion
• D8229 PIN Reader

• ACA-ATR13 EM Tokens
• ACD-ATR11ISO EM Cards
• ACD-ATR14CS EM Clamshell Cards
• ACD-IC2K26-50 iClass Cards
• ACT-IC2K26-10 iClass Tokens
• D8236-10 HID Prox Cards
• D8236KF-10 HID Prox Tokens

• UL 294 - Access Control System Units
• UL 365 - Police Station Connected Burglar Alarm Units and Systems
• UL 609 - Local Burglar Alarm Units and Systems
• UL 864 - Control Units and Accessories for Fire
• Alarm Systems
• UL 985 - Household Fire Warning System Units
• UL 1023 - Household Burglar-Alarm System Units
• UL 1076 - Proprietary Burglar Alarm Units and
• Systems
• UL 1610 - Central Station Burglar Alarm Units
• CSFM - California Office of The State Fire Marshal
• FCC Part 15 Class B