Hoffer Flow Controls HIT-2A, Руководство пользователя

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Appendix B
- Communications
36
HP-306
Command Description/Allowed Data/Response
OC
Current Out
“0”
- Current output follows rate.
“1”
- Current output set to 4mA.
“2”
- Current output set to 12mA.
“3”
- Current output set to 20mA.
For
“0”
, response =
“ Output equal to input.”
For
“1”
, response =
“ Output is 4mA.”
For
“2”
, response =
“ Output is 12mA.”
For
“3”
, response =
“ Output is 20mA.”
PR
Pulse Output Controlled By PS and FO
“ Pulse Output Released ”
The PS and FO menus shall control the pulse output. Used to
terminate the TP command.
TP
Output 1Hz Test Frequency for Pulse Output
“ Test Pulse Output ”
Sets output to 1Hz, 50% duty cycle signal. This mode is for
factory test.
RA
Release Alarm Output for Control According to Menu Settings
“ Alarm Released ”
Releases alarm output for control by the alarm output
settings.
AS
Alarm Output Test
“0”
– Alarm output is set low.
“1”
- Alarm output is set high.
For
“0”
, response =
“ Alarm Active ”
For
“1”
, response =
“ Alarm Released ”
After using the “AS” command, you must initiate a RA
command to allow HIT-2A to return to normal operation.