Specifications

RTS 2nd Generation SERVO AMPLIFIER
64
PVD 3487 GB 03/2004
To calculate motor speed, coefficients R and KE must be calibrated by the resistor values
below :
R 133 [kΩ] R 134 [kΩ]
RTS 3/10 - 40
RTS 10/20 - 60
RTS 12/24 - 130
RTS 12/24 - 24 B 1)
RTS 12/24 - 48 B
RTS 16/32 - 190
RTS 20/40 - 130
180/ K
E
260/ KE
540/ K
E
96/ K
E
192/ K
E
760/ K
E
540/ K
E
40 R
60 R
32 R
154 R
77 R
32 R
64 R
e.g. RX 120 L servo motor with RTS 3/10-40
K
E = 11.5 V/1000 rpm R 133 = 15 kΩ
R = 2.5 Ω R 134 = 100 kΩ
1) with RR6606C : R133(kΩ)=192/ K
E ; R134(kΩ)=77R
7.4.9 Tripping limit calibration (R135)
Resistor R135 determines the tripping limit of maximum speed for tachometric servo control and
U - RI operation.
Nn
(rpm)
1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000
R 135
(kΩ)
1.5
2.74
3.92
4.75
6.81
8.25
12.1
15
22.1
27.4
39.2
7.4.10 Current loop gain adaptation to motor inductance (R136)
RTS 3/10 10/20 12/24 16/32 20/40
R136
kΩ
Ub
L
3
10.5,2
Ub
L
3
10.5
Ub
L
3
10.6
Ub
L
3
10.8
Ub
L
4
10
Ub : drive bus direct voltage (Volts)
L : motor inductance and any additional inductance (mH)
When selecting R136 take the value immediately below in the following range and multiples
thereof::
10 - 12 - 15 - 18 - 22 - 27 - 33 - 39 - 47 - 56 - 68 - 75 - 82 - 100