Sevcon Gen4 Applications Reference Manual page 41

Pin Name Type
15 Encoder Power
power
supply -
16 CAN High Comms
17 Encoder Digital
"V"
pulse
18 Digital Digital
Input 1
19 Digital Digital
Input 3
20 Digital Digital
Input 5
21 Digital Digital
Input 8
22 Pot. 1 Analogu
wiper in e
Doc. # 177/52701
Rev. 3.3
What to connect
To the negative supply
input (0 V) of the speed
encoder
CANbus High signal
Position encoder
From digital switch
input 1.
In a basic configuration
this is usually the
forward switch.
From digital switch
input 3.
In a basic configuration
this is usually the foot
switch (FS1).
From digital switch
input 5.
From digital switch
input 8.
From potentiometer 1
wiper.
Installation
Maximum Comment
rating
I = 100 mA We recommend the use of
V = 0.5 V screened cable for the
encoder wiring. Connect the
screen to this pin only along
with the negative supply.
V = 5 V Maximum bus speed 1
Mbits/s.
Alternative connection to pin
13
Use in conjunction with "U"
10V
and "W" for PMAC motors.
Type A See note to Table 3
V = Vb
See Table 3
Type A See note to Table 3
V = Vb
See Table 3
Type B See note to Table 3
V = Vb
See Table 3
Type B See note to Table 3.
V = Vb Alternative: Sin input from
Sin-Cos analogue encoder,
See Table 3
only if specified in h/w build
V = 9.5 V Suitable for potentiometers
in the range 500 Ω to 10 kΩ,
Zin = 82 kΩ
(24V/36V and
or voltage-output device
36V/48V
(e.g. Sevcon linear
models)
accelerator)
Zin = 100 kΩ 0 to 5 V or 0 to 10 V.
(24V/36V and
Ensure that at least 0.5V
36V/48V
margin exists between the
models)
maximum valid throttle and
the wire-off threshold
3-17