S+S Regeltechnik HYGRASGARD RFTF-Modbus Notice D'instruction page 19

G U
HYGRASGARD
Schematic diagram
1 2
RS485 Modbus A
RS485 Modbus B
Shielding
Presence
button
Plug for
display
DIP A: Bus address
DIP B: Bus parameters
(Baud rate, parity ...)
ON DIP A
3
Telegram indicator
4
1 2 3 4 5 6 7 8 Reception (LED green)
5
Error (LED red)
LED (internal status)
ON DIP B
Offset correction
1 2 3 4 5 6
temperature
°C
Offset correction
button
humidity
r.H.
Plug for display
°C
contact is
on the right side
®
RFTF - Modbus
Plug for
display
ON DIP A
3
4
1 2 3 4 5 6 7 8
5
ON DIP B
DIP A: Bus address
1 2 3 4 5 6
DIP B: Bus parameters
(Baud rate, parity ...)
Telegram indicator
Reception (LED green)
Error (LED red)
LED (internal status)
Turn switch
Offset correction
temperature
°C
Offset correction
humidity
r.H.
Plug for display
r.H. °C
contact is
on the right side
Potentio-
meter
Zero point calibration
The sensors are pre-set and calibrated at the factory.
Each measuring channel has a separate offset
potentiometer for subsequent adjustment of the
measurement.
The adjusting range is ± 10 % of the measuring range
(humidity) and approx. ± 10 °C / ± 18 °F (temperature).
Turn switch
°C
r.H.
r.H. °C
Potentio-
meter
19
DIP A: Bus address
DIP B: Bus parameters
(Baud rate, parity ...)
Telegram indicator
Reception (LED green)
Error (LED red)
LED (internal status)
Offset correction
temperature
Offset correction
humidity
Plug for display
contact is
on the right side
Rev. Data - V25