
26
ULTRA-E-F
value, it indicates how many seconds the backlight will be on.
M71
LCD contrast control. The LCD will become darker when a small
value is entered.
M72
Working timer. It can be cleared by pressing ENTER key, and then
select YES. Before instrument shipped, We have calibrated and tested,
so working timer is usually not zero.
M73
Alarm #1 Low Value
Enter Lowest Flow Rate value that will trigger the Relay wiring
terminal output Alarm.
M74
Alarm #1 High Value
Enter Highest Flow Rate value that will trigger the Relay wiring
terminal output Alarm.
M75
Not used
M76
Not used
M77
Buzzer setup.
If a proper input source is selected, the buzzer will beep when the
trigger event occurs
0
.
No Signal
1. Poor Signal
2.Not Ready --state error
3.Reverse Flow
4 .Analog Output overflow100%
5.
Frequency Output overflow120%
6.
Alarm #1
7. Alarm #2 (not used)
8. Batch Control
9. Positive Int Pulse
10. Negative Int Pulse
11.Energy Pulse
12.
ON/OFF via RS232
13.
Fluid Changed –fluid sound speed changed
14.
Key Stroke ON–ring when press key
15.
Not using–close the buzzer
M78
OCT output Selection (FO)
M79
Relay Output Setup (Positive Int Pulse)
M80
Flow Batch Control
M81
Setup Flow Batch Control Value
M82
The history logger of net totalizer
net totalizer of day
net totalizer of month
net totalizer of year
M83
Auto. Correction
Auto gain the totalizer flow if system power off
M84
Heat Flow Unit: kWh; GJ
M85
Temp. Selection: 0. From T1, T2 input