S+S Regeltechnik HYGRASGARD KFTF-20-VA Series Operating Instructions, Mounting & Installation page 10

G
®
HYGRASGARD
Schematic diagram
Plug for
display
DIP 3, 4, 5, 6 are not assigned!
Schematic diagram **
Plug for
display
DIP 3, 4, 5, 6 are not assigned!
**
3-wire connection for devices with ⁄ without display (not illuminated)
4-wire connection for devices with illuminated display
At the I variant the humidity path must necessarily be connected !
Temperature
measuring ranges
(adjustable)
– 35...+ 75 °C
– 35...+ 35 °C
0...+ 50 °C (default)
0...+ 80 °C
KFTF - 20
ON DIP
1 2 3 4 5 6
°C r.H.
offset
1 +UB 24V AC/DC
2
Output humidity 0 -10 V in % r.H.
3 Output temperature 0 -10 V in °C
4
–UB GND
ON DIP
1 2 3 4 5 6
°C r.H.
offset
1 +UB 24V DC
2 Output humidity 4...20mA in % r.H.
3 Output temperature 4...20mA in °C
4
–UB GND (optional for LCD
backlighting)
DIP DIP
1 2
O N O N
OFF OFF
OFF O N
O N OFF
KFTF - 20 -U Pin assignment
(M12)
1
2
3
4
5
KFTF - 20 - I Pin assignment
(M12)
1
2
3
4
5
10
2
3 5 1
4
+UB 24 V AC/DC
Output humidity 0 -10 V [% r.H.]
Output temperature 0 -10 V [°C]
–UB GND
Shield
2
3 5 1
4
+UB 24 V DC
Output humidity 4...20 mA [% r.H.]
Output temperature 4...20 mA [°C]
–UB GND (optional for LCD
backlighting)
Shield
KFTF - 20 -U
KAFTF - 20 - I