Hoffman Controls Model 610 Series - Modbus Settings

18
Sequence of Operation (con't)
DOWN
buttons to select the desired high oil trip temperature
value in ohms
(resistance)
.
The range is
200 Ohms to
20.0K
Ohms
. Press the
ENTER
button to save the value. The default is
ENTER button to save the value. The default is ENTER
"
200
0
" ohms.
25.
If you selected "
Low
"
in test step
2
3
above,
the next display
wi
ll be "
Set Oil Low Trip
" in "
Ohms"
.
Use the
UP
and
DOWN
buttons to select the desired low oil trip temperature value in ohms
(resistance)
.
The range is
200 Ohms to
20.0K
Ohms
. Press the
ENTER
button to save the value. The default is "
ENTER button to save the value. The default is "ENTER
200
0
" ohms.
26.
If you selected "
Both
" high and low temperature trip points
in step
2
3
above,
the next display will be "
Set Oil Hi Trip
" in
"
Ohms"
.
Use the
UP
and
DOWN
buttons to select the
high oil
trip temperature value in
ohms
(resistance) and then press the
ENTER
button. The default is "
ENTER button. The default is "ENTER
200
0
" ohms.
27.
The next display should be "
Set Oil Low Trip
" in "
Ohms"
.
Use the
UP
and
DOWN
buttons to select the desired low oil trip
temperature value in
ohms.
The range is
200 Ohms to
20.0K
Ohms (resistance)
.
Press the
ENTER
button to save the value.
ENTER button to save the value. ENTER
The
default is "
200
0
" ohms.
28.
If you selected "
N
TC
"
in step
1
7
above,
the next display
will be "
Oil Trips On?
".
Use the
UP
and
DOWN
buttons to
select "
High
", "
Low
" or "
Both
" high and low temperature trip
values in ohms (resistance)
.
Press the
ENTER
button to continue.
ENTER button to continue. ENTER
The default is "
Both
".
29.
If you selected "
High
"
in the previous test step,
the next
display will be "
Set Oil Hi Trip
" in "
Ohms"
.
Use the
UP
and
DOWN
buttons to select the desired high oil trip temperature
value in ohms (resista
nce)
.
The range is
200 Ohms to
20.0K
Ohms
. Press the
ENTER
button to save the value.
ENTER button to save the value. ENTER
The default is
"
200
0
" ohms.
30
.
If you selected "
Low
"
in test step
2
8
above,
the next display
will be "
Set Oil Low Trip
" in
Ohms
.
Use the
UP
and
DOWN
buttons to select the desired low oil temperature trip value in
ohms
.
The range is
200 Ohms to
20.0K
Ohms (resistance)
. Press
the
ENTER
button to save the value.
ENTER button to save the value.ENTER
The default is "
200
0
" ohms.
3
1
.
If you selected "
Both
" high and low temperature trip points
in step
2
8
above,
the next display will be "
Set Oil Hi Trip
" in
"
Ohms"
.
Use the
UP
and
DOWN
buttons to
set the high oil trip
temperature value in ohms and then press the
ENTER
button.
ENTER button. ENTER
The default is "
200
0
" ohms.
3
2
.
The next display should be "
Set Oil Low Trip
" in "
Ohms"
.
Use the
UP
and
DOWN
buttons to select the desired low oil trip
temperature value in
ohms (resistance).
The range is
200 Ohms
to
20.0K
Ohms
.
Press the
ENTER
button to save the value.
ENTER button to save the value. ENTER
The
default is "
200
0
" ohms.
3
3
.
The menu should have returned to the Home Screen. Press
the
MODE
button four (4) times.
MODE button four (4) times.MODE
34.
The display should indicate: “
Trip Auto Reset and Alarm
”.
35 Press the
ENTER
button.
ENTER button.ENTER
The display should indicate “
#
Trips Until Manual Reset:
” Use the
UP
and
DOWN
buttons to
select a number (range is
0 to 255
) then press the
ENTER
button.
ENTER button. ENTER
The default is "
3
".
36.
The display will indicate “
Auto Reset Delay Time
”. Use the
UP
and
DOWN
buttons to select between
0 to 255
minutes and
press the
ENTER
button. The default is "
ENTER button. The default is "ENTER
5
" minutes.
3
7
.
The display should indicate “
Extern Alarm When
”. Use the
UP
and
DOWN
buttons to select one of the following options:
“
Tripped
” – The external alarm is activated whenever the
control is tripped.
“
No Manual Reset
” – The external alarm is activated when at
least one trip occurs without a manual reset being performed.
“
Man Reset Required
” – The external alarm is only activated
if the control is in lockout and a manual reset is required.
The default is
“
Tripped
”.
Press the
ENTER
button after
ENTER button after ENTER
making
your selection.
3
8
.
The menu should have returned to the Home Screen. Press
the
MODE
button five (5) times. The display should indicate
MODE button five (5) times. The display should indicate MODE
“
Modbus Settings
”. If you are not using the Modbus for remote
control, press the
MODE
button, once more, and go to step
MODE button, once more, and go to step MODE
4
2
.
3
9
.
Press the
ENTER
button. The display should indicate “
ENTER button. The display should indicate “ENTER
Set
Modbus Address
”. Use the
UP
and
DOWN
buttons to select a
Modbus slave address for this controller. The range is
1- 247
, then
press the
ENTER
button. The default is "
ENTER button. The default is "ENTER
1
".
40
.
The display should indicate “
Modbus Baud Rate
”. Use the
UP
and
DOWN
buttons to select the desired baud rate. When
remotely setting the baud rate value, a number code, from 0 to 7,
is used. Refer to
TABLE 8, Baud Rate Codes
below, to view the
available Model 610 baud rates and their associated number codes
.
The default baud rate is
19200
.
Press the
ENTER
button after
ENTER button after ENTER
making your selection
.
Code
Baud Rate
Code
Baud Rate
0
1200
4
19200
1
2400
5
38400
2
4800
6
57600
3
9600
7
115200
Baud Rate Codes
TABLE
8
4
1
.
The display should indicate “
Modbus Parity
.” Use the
UP
and
DOWN
buttons to select the correct parity used by the
Modbus RTU master computer
. The choices are "
even parity,
no
parity
or
odd
parity
"
.
Press the
ENTER
button after making your
ENTER button after making your ENTER
selection.
The
default is "
even parity
."
4
2
.
The display should indicate “
Reset Control to Factory
Sets?
” The default is “
No
.” Press the
ENTER
button.
ENTER button. ENTER
IMPORTANT:
If you select “
Yes
” and press the
ENTER
b
utton, all the Model 610 Digital Current Monitor's parameters
are reset to the following factory default settings shown below:
• 3 Phase monitoring.
• Trip Level = 10.0 amp.
• Exhaust and Oil temperature sensors are not used.
• Lockout occurs when the 3
rd
trip occurs.
• Auto reset delay = 5 minutes.
• Modbus slave address = 1.