User manual

akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany · Tel.: [phone] · www.akytec.de
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1 Overview
The ITP11 is a universally applicable current loop process indicator. It can be connected to
any transmitter with 4-20 mA output. The device requires no auxiliary power and is supplied
directly from the current loop.
The device is designed for control and monitoring of industrial processes.
2 Specifications
ITP11 can be ordered in two versions. They
differ in the display color. Ordering key:
Table 2.1 Technical data
Supply current
from current loop
Input signal
4-20 mA (2-wire)
Inputs
1
Measuring range
3.8…22.5 mA
Normal operation
3.2…25 mA
Voltage drop, max.
4 V
Accuracy
0.2% + 1 digit
Display
LED, 7-segment display
Character height
14 mm
Display colour
red or green
Number of digits in display
4
Sampling time
1 s
Dimensions
48 x 26 x 65 mm
Weight
approx. 30 g
►
NOTICE
Before connecting the active output of another device to the ITP11 input, ensure that
the output voltage is sufficient for correct operation of the ITP11 (> 4 V).
2.1 Environmental conditions
The device is designed for natural convection cooling. It should be taken into account when
choosing the installation site.
The following environment conditions must be observed:
− clean, dry and controlled environment, low dust level
− closed non-hazardous areas, free of corrosive or flammable gases
Table 2.2
Conditions Permissible range
Ambient temperature
-40…+80 °C
Storage temperature
-25…+80 °C
IP Code
front IP65, rear IP20
Protection class
III
Relative humidity
up to 80% (non-condensing)
Altitude
up to 2000 m above sea level