Faithtech FTB9000 Series, Руководство пользователя

Страница: 46 / 77

FAITHTECH FTB9000 USER MANUAL
39
 ；
Trigger: It is used as a trigger signal by default. The input port detects a valid
low level pulse, that is, it receives a trigger signal;

Toggle
：
As the equipment output switch control signal. The input port detects a
valid low level pulse, that is, the output switch is switched once, which has the
same function as the front panel button ;

Hold
：
As the device output switch control signal. If the input digital signal port
detects a valid low level, the device output is turned on, and if a valid high level is
detected, the device output is turned off.
Note: Key control, external control and bus control are effective at the
same time and work together.
Procedure of operation
1. press button
，
enter menu setting interface
；
2. select“setting”->“External programming”sub menu
，
press button to enter
External programming interface as following 3-8
，
3. select“External control”
，
press button to select“Trigger”or“Toggle”or“Hold”
。
3.8.4.Mode and status monitoring function
FTB9000 series devices have mode signal ports and fault indicator ports. The port outputs
a 5V TTL level signal with the following functions:

Mode signal port, low level indicates that the device is working in source, load
CV mode, high level indicates that the device is working in source, load CC or
CP mode;

Fault indication signal port, low level indicates that the equipment is working
normally, high level indicates that the equipment is abnormal or has been
protected and the protection has not been cleared.
For details about electrical features, see Table 2-4 Compound Signal Function
Description.