Data Sheet for Product

6
Siemens
Datasheet
A6V11600411_en
--
_a
Smart Infrastructure 2019-08-07
Technical data
Power supply
Operating voltage AC 24 V ±20 % or DC13.5…35 V (SELV)
Frequency 50/60 Hz at AC 24 V
External supply line protection Fuse slow max. 10 A
or
Circuit breaker max. 13 A
Characteristic B, C, D according to
EN 60898
or
Power source with current limitation of max.
10 A
Power consumption
QFA2068
QFA2068D
QFA2079
≤ 0.4VA
≤0.4VA
≤ 1.4W
Functional data of sensor
Humidity sensor
Range of use 0…95 % r.h. (non-condensing)
Measuring range 0…100 % r.h.
Measuring accuracy (*) at 23 °C and
AC/DC 24 V and at
0...95 % r.h.
30...70 % r.h.
(*) Values for output signal sensor types with
0…10 V signal: only for AC 24 V and
4…20 mA signal: only for DC 24 V
±5 % r.h.
±3 % r.h.
Temperature dependency ≤ 0.1 % r.h./℃
Time constant < 20 s
Output signal, linear (terminal U1) DC 0...10 V/0...100 % r.h., max. 1 mA
Output signal, linear (terminal I1)
Burden
4…20 mA/0...100 % r.h.
refer to Mode of operation [➙ 5]
Temperature sensor
Range of use -15...+50 °C
Measuring range
0...50 °C (R2 = factory setting), -35...+35 °C
(R1) or -40…+70 °C (R3)
Sensing element NTC 10k
Measuring accuracy at AC/DC 24 V and at
23 °C
15...35 °C
-35...+50 °C
±0.3 K
±0.7 K
±1 K