Details:
Description
  FortiAP-831F
Hardware
Hardware Type Indoor AP
Number of Radios 3 + 1 BLE
Number of Antennas 4 2.4GHz band WiFi + 8 5GHz band WiFi + I Dual band Scanning + 1 2.4GHz band BLE
Antenna Type and Peak Gain PIFA:
4.0 dBi for 2.4 GHz band WiFi antennas
6.0 dBi for 5.0 GHz band WiFi antennas
4.0 dBi for dual band Scanning radio antenna
4.5 dBi for 2.4 GHz band BLE antenna
Frequency Bands (GHz) 2.400–2.4835, 5.150–5.250, 5.250–5.350, 5.470–5.725, 5.725–5.850
Radio 1 Capabilities Frequency Band: 2.4 GHz
Channel width: 20/40 MHz
Modulation: BPSK, QPSK, QAM64
MIMO chains: 4x4 service
Radio 2 Capabilities Frequency Band: 5.0 GHz
Channel width: 20/40/80/80+80/160MHz
Modulation: BPSK, QPSK, QAM64, QAM256, and QAM1024
Mimo chains: 8x8 service in mode 1 or 4x4+4x4 service in mode 2
Radio 3 Capabilities Frequency bands: 2.4GHz and 5.0GHz
MIMO Chains: 1x1 Frequency Scanning
Maximum Data Rate Radio 1: up to 1147.5 Mbps
Radio 2: up to 4.804 Gbps in 8x8 MIMO and in 4x4 +
4x4 MIMO modes
Bluetooth Low Energy Radio Bluetooth scanning and iBeacon advertisement @ 10 dBm max TX power
Interfaces 1x 100/1000/2500 Base-T RJ45
1 x 10/100/1000 Base-T RJ45
1x Type 3.0 USB, 1x RS-232 RJ45 Serial Port
Power over Ethernet (PoE) • 2x 802.3at/bt/30W Passive PoE in (Full function)
• 1x 802.3at PoE in (USB3.1 disabled)
Simultaneous SSIDs Up to 24
EAP Type(s) EAP-TLS, EAP-TTLS/MSCHAPv2, EAPv0/EAPMSCHAPv2,
PEAPv1/EAP-GTC, EAP-SIM, EAP-AKA, EAP-FAST
User/Device Authentication WPAâ„¢, WPA2â„¢, and WPA3â„¢ with 802.1x or Preshared key, WEP, Web Captive Portal, MAC blacklist & whitelist
Maximum Tx Power (Conducted) Radio 1: 2.4 GHz 27 dBm / 500 mW (4 chains combined)*
Radio 2: 5 GHz 25.5 dBm / 354 mW (4 chains combined)*
Radio 3: NA
Kensington Lock Yes
IEEE Standards 802.11a, 802.11b, 802.11d, 802.11e, 802.11g, 802.11h, 802.11i,802.11j, 802.11k, 802.11n, 802.11r, 802.11v, 802.11ac, 802.11ax (Wi-Fi 6), 802.1Q, 802.1X, 802.3ad, 802.3af, 802.3at, 802.3az, 802.3bz
SSID Types Supported Local-Bridge, Tunnel, and Mesh
Per Radio Client Capacity Up to 512 clients per radio (Radio1 and Radio2)
Cellular Co-existence Yes
LED Off Mode Yes
Advanced 802.11 Features
OFDMA Yes (UL and DL)
Spatial Reuse (BSS Coloring) Yes
UL MU-MIMO 802.11ax mode Yes
DL-MU-MIMO Yes
Enhanced Target Wake Time (TWT) Yes
ZeroWait DFS/Agile DFS No
Wireless Monitoring Capabilities
Rogue Scan radio modes Dedicated
WIPS / WIDS radio modes Dedicated
Packet Sniffer Mode Yes
Spectrum Analyzer Yes
Dimensions
Length x Width x Height 9.05 x 89.05 x 2.15 inches (230 x 230 x 55 mm)
Weight 2.25 lbs (1.02 kg)
Package (shipping) Weight 4.2 lbs (1.9 kg)
Mounting Options Ceiling, T-Rail, and Wall
Included Accessories Mount kit for Ceiling, T-Rail, and Wall
Environment
Power Supply PoE type 802.3af/at/bt
Supports dual redundant 802.3af/at
DC Power: 12V DC / 3 Amps
Power Consumption (Maximum) 33W
PSE functionality No
POE Mode Single 5G DC/2at --> Full Mode ; Radios will be in (8x8|4x4) & USB Enabled 1at/2af --> High Mode ; Radios will be in (8x8|4x4) & USB Disabled
1af --> Low Mode ; Radios will be [2x2|2x2], Tx Power 10 dBm & USB Disabled
POE Mode Dual 5G DC/2at --> Full Mode ; Radios will be in [4x4|4x4|4x4] & USB Enabled
1at/2af --> High Mode ; Radios will be in [4x4|4x4|4x4] & USB Disabled
1af --> Low Mode ; Radios will be [2x2|2x2|2x2], Tx Power 10 dBm & USB Disabled
Humidity 5 - 90% non condensing
Operating / Storage Temperature 32–122°F (0–50°C) / -22–-158°F (-30–70°C)
Directives Low Voltage Directive • RoHS
UL2043 Plenum Material No
Mean Time Between Failures > 10 Years
Surge Protection Built In Yes
Certifications
WiFi Alliance Certified Yes
DFS CE
Warranty
Limited Lifetime Warranty Yes

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