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37
Wöhler DC 17 Pressure Computer
ENGLISH
red temperatures (with connected external sensor), i. e. max. 14,040 measu-
ring values.
Measuring values remain stored in the memory for more than 10 years, even
without batteries.
Selectable scanning intervals:
30 s, 1 min, 3 min, 10 min, 30 min, 1 h
Make sure that the batteries are completely charged!
1.6 Technical data
Batteries
:
Two mignon cells, type AA or dry batteries
Power input
:
- Operation: approx. 6 mA
- After switching off or in the logger mode: ap-
prox. 16 A for clock and processor
Interfaces:
- Infrared data transmission to the PC
- Local printer output on thermal printer
Cat. No. 9130
Storage temperature:
-20 °C to +60 °C
Operating temperature:
-5 °C to +60 °C in the logger mode (without dis-
play), with display output 0 °C to 50 °C
Weight:
Approx. 450 g with protective bag and closing
magnet, without hose
Dimensions:
54 x 165 x 52 mm
2. Connections and operating elements
The following figure 2.1 shows the connections and operating elements of the
DC 17. The display always indicates a trend indicator
▼▲
on the left and a
numerical value in the centre. The unit of measure is displayed on the right-
hand side; additional information appears at the bottom. An additional cursor
v
is indicated after pushing a key at the top of the display, pointing to a sub-
program at the display label. If this cursor flashes the subprogram is enabled.
The key functionality is similar to that of a mobile phone. Generally you can
use the „±“ key on the left-hand side to increase or decrease numerical va-
lues. Alternatively you can move the cursor
▲
(1) at the edge of the display to
the right or to the left. Double-click on the „±“ key to change the counting di-
rection from up to down or to reverse the cursor orientation from right to left.
A single point in the centre of the display (2) indicates the inverse function.
2. Connections and operating elements
