Eltako – The System in the Building – Operating manual for Series 14 RS485 bus DIN rail mounted devices
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Circuit diagrams
N
Hold
FAM14
Antenna
Ω
BUS
(N2)
(N)
FHK14
(N)
K(L) 3 4
1
2
FSR14-4x
F4HK14
BGW14
RSA RSB
Hold
Series 14 actuators
USB
BUS
BUS
BUS
BUS
+
-
N
L
SNT12/
230V
-12VDC
1(L)
3(L)
2 (N)
4
K(L) 3 4
1
2
+12V
RSA2 RSB2
GND
GFVS Server
Hold
BUS
FGW14-USB
(N)
BUTH
BTR
BTF
BBH
The bus gateway BGW14 and 4wire sensors
Plug the second terminal resistor enclosed with the BGW14 to the terminals RSA/RSB on the last bus sensor.