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Siemens Switzerland Ltd
User manual RVS61.843 CE1U2355en_02
HVAC Products 8 Technical data 23. November 2007
8 Technical data
8.1 Basic unit RVS61.843
Rated voltage AC 230 V
(±10%)
Rated frequency
50/60 Hz
Power consumption
RVS61.843: max. 11 VA
Fusing of supply lines Max. 10 AT
(Power supply and outputs) Solid wire or stranded wire (twisted or with
ferrule):
1 core: 0.5 mm
2
…2.5 mm
2
2 cores 0.5...1.5 mm
2
Software class A
Mode of operation to EN 60 730 1b (automatic operation)
Digital inputs H1, H3
Safety extra low-voltage for potentialfree low-
voltage contacts:
Voltage with contact open: DC 12 V
Current with contact closed: DC 3 mA
Analog input H1, H3 Protective extra low-voltage operating range: DC
(0…10) V
Internal resistance: > 100 k
Ω
Mains inputs EX1 – EX7,
E9 – E11
AC 230 V (±10%)
Internal resistance: > 100 k
Ω
Sensor input B9
Sensor inuts B1, B3, B4, B21, B41,
B71, B81, B91 and B92
NTC1k (QAC34)
NTC10k (QAZ36, QAD36)
Sensor input BX1 – BX5 NTC 10k (QAZ36, QAD36), Pt1000
Perm. sensor cables (copper)
− Cross-sectional area:
0.25 0.5 0.75 1.0 1.5 (mm2)
− Max. length:
20 40 60 80 120 (m)
Relay outputs Q2, 3, 8, 9,
QX1 – QX6, Y1, Y2
Rated current range
Max. switch-on current
Max. total current (of all relays)
Rated voltage range
AC 0.02…2 (2) A
15 A for
≤1 s
AC 6 A
AC (24..230) V (for potentialfree outputs)
Output Q4-Mod
Rated current range
On / off mode
Speed control
Max. switch-on current
AC 0.05…2 (2) A
AC 0.05…0.4 (1) A
4 A for
≤1 s
Analog output U1
Output voltage
Current rating
Ripple
Accuracy at zero point
Error remaining range
Output is shortcircuit-proof
U
out
= 0 ... 10.0 V
±2 mA RMS; ±2.7 mA peak
≦ 50 mVpp
< ± 80 mV
≦ 130 mV
Power supply
Wiring of terminals
Functional data
Inputs
Outputs
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