Operating instructions
8300100087
VBH0355CTRLS
Translation of the original operating instructions
4.5 Configuration options
For further information and additional functions see EC Control Software, Fan-Set-App,
or MODBUS Parameter Specification V6.3
switch: direction of rotation: cw / ccw
source: set value
source: sensor value
switch: parameter set: #1 / #2
switch: control function: heating (pos.) /
cooling (neg.)
signal: system modulation level %
signal: remote control output 0-10V
pulse input for auto-adressing
pulse output for auto-adressing
switch: set value source
switch: fan enable / disable
signal: tach out
signal: diagnostics out
signal: fan modul
ation level %
signal: actual speed
configurable IO
functions: normal /
inverse
switch: direction of rotation: cw / ccw
source: set value
source: sensor value
switch: parameter set: #1 / #2
switch: control function: heating (pos.) /
cooling (neg.)
signal: system modulation level %
signal: remote control output 0-10V
pulse input for auto-adressing
pulse output for auto-adressing
switch: set value source
switch: fan enable / disable
signal: tach out
signal: diagnostics out
signal: fa
n modulation level %
signal: actual speed
CON2 configurable IO mode electrical specification
MODBUS
Register for IO
Din1 (active high): digital input
not active: pin open or applied voltage < 1,5VDC
active: applied voltage 3,5-50VDC, SELV
○
Ain1 0-10V/PWM: analog input
Ri = 100K, characteristic curve parameterizable, f
PWM
= 1k..10KHz, SELV
D158 [2]
○ ○
○
Tach out (open collector output) Umax = 50VDC, Imax = 20mA, SELV D158 [5]
○
○
Diagnostics out (open collector output) Umax = 50VDC, Imax = 20mA, SELV D158 [6]
○
○
Din2 (active high): digital input
not active: pin open or applied voltage < 1,5VDC
active: applied voltage 3,5-50VDC, SELV
Ain2 0-10V/PWM: analog input D159 [2]
Ri = 100K, characteristic curve parameterizable, f
PWM
= 1k..10KHz, SELV
○
Ain2 4-20mA: analog input Ri = 125R, characteristic curve parameterizable, SELV D159 [3]
○
Din3 (active high): digital input
not active: pin open or applied voltage < 1,5VDC
active: applied voltage 3,5-50VDC, SELV
○
Din3 (active low): digital input
not active: pin open or applied voltage 3,5-50VDC
active: applied voltage < 1,5VDC, SELV
D15A [1]
○ PWMin3: digital input, idle level high
PWM = 40Hz - 10kHz, characteristics parameterizable
active: pin open or applied voltage 3,5-50VDC
not active: applied voltage < 1,5VDC, SELV
Aout3 0-10V: analog output function parameterizable, max. 5mA, max output frequency 300Hz, SELV D15A [4]
○ ○ ○ ○ ○
○
Tacho out (pulses), analog output 0-10V max. 5mA, max output frequency 300Hz, SELV D15A [5]
○
○
Diagnostics out (pulses) 0-10V max. 5mA, max output frequency 300Hz, SELV D15A [6]
○
RS485 bus connection, MODBUS RTU, specification V6.3, SELV
○
○ ○ ○ ○ ○
Vout
voltage parameterizable 3,3...24VDC +/- 5%, Pmax=800mW, short-circuit-proof,
supply for external devices, SELV
switch: direction of rotation: cw / ccw
source: set value
source: sensor value
switch: parameter set: #1 / #2
switch: control function: heating (pos.) /
cooling (neg.)
signal: system modulation level %
signal: remote control output 0-10V
pulse input for auto-adressing
pulse output for auto-adressing
IO1
IO2
○ ○
switch: set value source
switch: fan enable / disable
signal: tach out
signal: diagnostics out
signal: f
an modulation level %
signal: actual speed
IO3
○ ○ ○ ○○
alternatively: Input auxillary power supply for
parameterization via RS485/MODBUS RTU without line
voltage
D16E [...]
○ PWMin3: digital input, idle level low
40Hz - 10kHz, characteristics parameterizable
a
ctive: applied voltage 3,5-50VDC
not active: pin open or applied voltage < 1,5VDC, SELV
Item no. 1170000642 · ENU · Change 238377 · Approved 2021-12-16 · Page 11 / 16
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