Sdu-lon installation instructions, 3installation, Set sdu mode – TREND SDU-LON User Manual
Page 10: Engineering resets
SDU-LON
Installation Instructions
SDU-LON Installation Instructions TG200599 Issue 2, 6/10/08
10
Set SDU Mode
21
If required
S P
E N G
1
2
3
4
S e n s o r 1
F l o o r 1 S p a c e T e m p
2 0 . 3 D e g C
Display Mode = 1
S e n s o r 1
F l o o r 1 S p a c e T e m p
2 0 . 3 D e g C
Display Mode = 7
Default - Display Mode 0:
No home page, alarm log disabled
Note that if the home page is enabled, the controller’s identifier [R(D)] should be set up, otherwise
the first line of the home page will show the label of the previous item displayed.
3
Installation
(continued)
a
Remove front panel - see step 3
b
Set mode
c
Replace front panel - see step 15
e
d
o
M
t
e
S
e
g
a
P
e
m
o
H
e
g
a
P
m
r
a
l
A
g
o
L
0
d
e
t
c
i
r
t
s
e
r
n
U
o
N
o
N
1
d
e
t
c
i
r
t
s
e
r
n
U
s
e
Y
o
N
2
d
e
t
c
i
r
t
s
e
r
n
U
o
N
o
N
3
d
e
t
c
i
r
t
s
e
r
n
U
s
e
Y
o
N
4
d
e
t
c
i
r
t
s
e
R
o
N
o
N
5
d
e
t
c
i
r
t
s
e
R
s
e
Y
o
N
6
d
e
t
c
i
r
t
s
e
R
o
N
o
N
7
d
e
t
c
i
r
t
s
e
R
s
e
Y
o
N
Note that the alarm log is permanently disabled
for SDU-LON so the SDU mode selects restricted/
unrestricted and home page
Engineering Resets
22
If need temporary Unrestricted mode for commissioning or need Manual reset (e.g. after multiple
mode changes as in step 20)
SP
ENG
1
2
3
4
Hold 5 secs - 10 secs
Temporary Unrestricted Mode - returns to
previous mode 20 seconds after last key press.
Hold 10 secs or greater
Manual Reset