Xylem Lowara Q-smart, Installation, Operation & Maintenance Manual

Page: 44 / 412

en - Original instructions
44
MODBUS Q-SMART MODULE
Programming field modbus RTU RS485
(refer to figures 7 and 10 )
Note: With Even or Odd parity there is a one stop
bit, with no parity there are two stop bits.
Switch the Q-SMART control panel off and back
on after changing the r46-c47-r47 parameters.
c46
Enable
ModBus port
communica-
tion 0= Disabled
1= Enabled - 0
r46 Setting the
address 1 to 255 - 247
c47 Parity 0= None
1= Even
2= Odd - 2
r47 ModBus
Speed 0= 9600
1= 19200
2= 38400
3= 57600
- 1
DEFAULT SETTING
c48 Loads all the
default pa-
rameters
(factory set-
ting) 0= No
1= Load
default - 0
HOUR COUNTER
h49 Reads pump
1 operating
hours -
h50 Reads pump
2 operating
hours -
h51 Reads total
hours of
running of Q-
SMART
control panel -
c52 Resets
memory of
all pump
hour coun-
ters 0= No
1= Reset
pump 1 op-
erating
hours
2= Reset
pump 2 op-
erating
hours
3= Reset
pump 1 +
pump 2 op-
erating
hours - 0
PROGRAMMING THE ALARMS
(alarms dedicated to sewage application)
c53 Control low
level 0= Disabled
1= Enabled - 1
(parameter
available if
se c02=1)
r53 Setting
probe sensi-
tivity accord-
ing to water
conductivity. 5 to 100
KΩ 5
t53 Delay time
until activa-
tion of
probes (r53) 0 to 200 sec 0
c54 Enable
alarm for
minimum
level thresh-
old (only
with system
with sensor) 0= Disabled
1= Enabled - 0
r54 Setting the
minimum
level thresh-
old alarm 0 to Full
scale sensor
(0= disa-
bled) Vari-
ous 0
t54 Delay time
until activa-
tion of mini-
mum level
alarm
threshold
(c54=1) 0 to 200 sec 20
c55 Enable
alarm for
high level
threshold
(only with
system with
sensor) 0= Disabled
1=Enabled - 0
r55 Setting the
high level
threshold
alarm. All
pumps are
activated in
case of
alarm 0 to Full
scale sensor
(0= disa-
bled) Vari-
ous 0
t55 Delay time
until activa-
tion of high
level alarm
threshold
(c55=1) 0 to 200 sec 0
SETTING SYSTEM BLOCK ALARM
c56 Enables
system
block if the
same alarm
occurs five
times in 30
min. A man-
ual reset is
necessary to
restart the
system 0= Disabled
1= Enabled - 0