Siemens SIREC DS 7ND4120 Series, User Manual

Page: 26 / 116

18 43-TV-25-20 GLO Issue 4 01/02 UK
A5E00117351-04
Case
This view shows the right hand side of the case, the rectangular holes to the right are
for the mounting clamps. The three round holes in the centre consist of two trimpots and
a battery switch. The left hole is a trimpot adjustment that controls the
Brightness
of the
screen. The centre hole is a trimpot adjustment that controls the
Contrast
of the screen.
The third hole, to the right, is the
Battery Switch
his will be in the
Off
position by default.
The unit will arrive with the battery switch in the off position to save battery life, place the
switch into the
On
position, switched towards the front of the unit, to activate.
Display Trimpot Adjustments
A - Brightness control
B - Contrast control
C - Battery switch
Universal Card
The
Universal input card
is used for connecting a range of input signals to a unit.
These are connected as shown in the example below. For 18-way connector; torque set-
ting 0.4Nm/3.5lbf-in. Do not over tighten.
A
B
C
Trimpot control for
screen brightness
Trimpot control for
screen contrast
Battery switch, set to
the Off position. Move
switch into On position,
towards the front of the
unit.
1 2 3 7 8 9 4 5 6 10 11 12 13 14 15 16 17 18
Analogue Inputs
CH 1 CH 2 CH 3 CH 4 CH 5 CH 6
Thermocouple RTD
Signal -ve Signal -ve
ve ve
Compensation