Description of the device   
3.4 Accessories 
  SCALANCE W774-1 /W734-1 
20  Operating Instructions, 07/2020, C79000-G8976-C325-14 
3.4.1.2  Antennas 
Note 
When you select an antenna, keep in 
mind the national approvals for your device. 
You will find more detailed information in Wireless approvals 
(
https://www.siemens.com/wireless-approvals). 
The SCALANCE W1788-2IA uses internal omni antennas (3/4 dBi at 2.4 GHz or 5 GHz).  
 
ANT792-4DN  
RCoax helical antenna with circular polari-
zation for RCoax systems, 4 Bi, 2.4 GHz, 
IP65, N-Connector female.  
Omnidirectional antenna, mast/wall 
mounting, 6 dBi 2.4 GHz, IP67, N-Connect 
female 
 
Directional antenna, mast/wall mounting, 
14 dBi 2.4 GHz, IP32, N-Connect female 
ANT793-4MN 
RCoax λ4 antenna with vertical polariza-
tion for RCoax systems, 6 dBi, 5 GHz, IP65, 
Wide angle antenna, mast/wall mounting, 
9 dBi 5 GHz, IP66/67, 2 x N-Connect fe-
male  
Directional antenna, mast/wall mounting, 
18 dBi 5 GHz, IP67, 2 x N-Connect female 
Directional antenna, mast/wall mounting, 
23 dBi 5 GHz, 2 x N-Connect female 
Directional antenna vertical-horizontal 
polarized, 5 GHz, 14dBi, IP66, 2xN-
Connect female 
Directional antenna, mast/wall mounting, 
13 / 13.5 dBi 4.9 GHz and 5 GHz, N-
Connect female 
This antenna is not available in Korea 
Omnidirectional antenna, directly on the 
device, 3/5 dBi 2.4 GHz and 5 GHz, IP30, 
R-SMA connector male for direct installa-
tion on the device, angle connector ad-
justable 0° - 180°. 
Omnidirectional antenna, 2/3 dBi 2.4 GHz 
and 5 GHz, IP30, R-SMA connector female 
for direct mounting on the device, angle 
connector adjustable 0° to 90°. 
Omnidirectional antenna, 3/5 dBi, 2.4 GHz 
and 5 GHz, IP65, N-Connect male for di-
rect installation on the device, straight