Appendix C – Table of MFC710 frequency converter's parameters
Parameter / Name
Function
Available options / measurement unit
Factory
setting
Change
during
operation
2.80 Out.A1 Src
Choice of signal for analog
output AO1
133 Keyb. ref
134 In.A0 ... 136 In.A2
137 OutPID
138 MotPot
139 RS ref
140 MP-AUX
141 MP-PID
142 RS PID
143 Keyb.P
144 Ref.A0..146Ref.A2
147 100%
148 Ref.RC
149 |rpm|
– speed without a sign:
0% = 0, 100% = Nn
150 rpm
– speed with a sign:
0.0% = -Nn, 50.0% = 0, 100.0% = Nn
151 f output
– output frequency: 100.0% = Fn
152 Current
– output current: 100.0% = In
153 |Torque|
– load without a sign:
100.0 % = 2 Mn
154 Torque
– load with a sign:
100% = 2 Mn, 50% = 0, 0% = -2 Mn
156 U.Motor
– output voltage: 100.0% = Un
See Appendix A – Table of PCH
151 f output
YES
2.81 Out.A2 Src.
Choice of signal for analog
output AO2
as above
152 Current
YES
2.82 Out.A1 Cfg.
Configuration of analog
output AO1
Tryb napięciowy
Tryb prądowy
0-10 V
0 V =
0.0 %
0 mA =
0.0 %
10 V =
100.0%
20 mA =
100.0%
10-0 V
0 V = 100.0 %
0 mA = 100.0 %
10 V =
0.0 %
20 mA =
0.0 %
2-10 V
2 V =
0.0 %
4 mA =
0.0 %
10 V = 100.0 %
20 mA = 100.0 %
10-2 V
2 V = 100.0 %
4 mA = 100.0 %
10 V =
0.0 %
20 mA =
0.0 %
Note: switching between current/voltage mode is
done by a jumper – see section 2.2.
Example: “0-10” on the display indicates that the
analog output mode is 0-10V or 0-20mA - depending
on the jumper settings.
0-10 V
YES
2.83 Out.A2 Cfg.
Configuration of analog
output AO2
as above
0-10 V
YES
2.84 Out.A1 Scal
Scale of analog output
AO1
0 ... 500.0%
100.0%
YES
2.85 Out.A2 Scal
Scale of analog output
AO2
0 ... 500.0%
100.0%
YES
2.86 Out.A1 Fltr
Constant of time of
lowpass filter AO1
0.01 ... 50.00 s
t
Par. 2.86
100%
63%
0.10 s
YES
2.87 Out.A2 Fltr
Constant of time of
lowpass filter AO2
as above
0.10 s
YES
86
Frequency converter MFC710 type. TWERD Power Electronics
