
Manual 18-ccTalk
Version 0.6
Page 24
8. Electrical, Timing and Environmental Specifications
Parameter
Min
Typ @ 12V
Typ @ 24V
Max Units
Supply voltage
11
12
24
26
Vdc
Idle current
30
30
mA
Motor_start current
2.2
2.2
5
A
Motor_running_current
0.5
0.6
0.9
A
Vtrip (Power fail threshold)
8.0
during 20ms
8.0
during 20ms
Vdc
Motor_current_reverse level
> 3.3 A
during 160 ms
> 3.3 A
during 160 ms
A
Thermal fuse protection
5.5
5.5
A
Table 8: Electrical specifications
Parameter
Description
Value
Units
Brate
Serial communication speed
9600
baud
Trxout
Receive data timeout
25
ms
TPinit
Power up initialisation time
630
ms
TSinit
Software reset init time
40
ms
PWMFreq
Motor drive PWM frequency
20
kHz
TMreverse
Motor reverse time
250
ms
Ifuse
Fuse trip time @ 5.5 A
5
sec
Tlevdeb
Level sensor debounce time
2
sec
TEESave
EEProm write time per byte
7
ms
TEESave-
PowerDown
Save time hopper status at
power down
20 - 90 ms
TResetAck
ACK delay after receiving a reset
command
max 90 ms
TResponse
Command response time
(except for command headers 1,
253, 252)
max 2 ms
Table 9: Timing specifications
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