WIKA A-AI-2 - Manual (Page 9)

3 Specifications
WIKA operating instructions, model A-AI-2 9
Specifications
Display
■
Actual value LED, 4 -digit, character size 7 mm
■
Indication range -1999 ... +9999
■
Decimal point freely selectable
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Accuracy ± 0.2 % of the measuring span ± 1 digit
■
Sampling rate 50 measurements/sec
■
Operation membrane keypad on the front or push-buttons behind the
cover of the case
Input
■
Input signal 4 … 20 mA (2-wire)
■
Max. permissible input 25 mA (40 mA short term)
■
Voltage drop DC 5.5 V
Switching output
■
One output Open Collector, galv. isolated,
max. DC 28 V, load max. 20 mA, connection via angular
connector, no short-circuit protection
■
{two outputs} Open Collector, galv. isolated,
max. DC 28 V, load max. 1 A, connection via female M8-
connector, no short-circuit protection
■
Reaction time
≤
20 ms
■
switching point / hysteresise freely selectable
Equipment
■
Filter activatable, 3 filter stages
■
Min/Max value memory retrievable via keypad
■
Control characteristic ON/OFF (two-point control)
■
Alarm function Min-/Max alarm with settable time delay
Electrical connection to transmitter with 4 ... 20 mA and angular connector to DIN
43650, polarity-free mounting
CE-conformity
■
EMC directives 2004/108/EG, EN 61326 Emission (Group 1, Class B) and
Immunity (industrial locations)
Permissible
■
Operating temperature -25 ... +50 °C
■
Storage temperature -30 ... +85 °C
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Humidity 0 ... 80 % relative humidity (no condensation)
Temperature effect on the indication 0.1% / 10 K
Case
■
Material ABS case, polycarbonate front panel, membrane keypad
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Ingress protection IP 65 (when properly fitted)
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Weight approx. 80 g
■
Dimensions in mm approx. 50.5 x 90 x 39.5 (L x B x T) incl. angular plug
■
Scope of delivery Attachable indicator, mounting screws, profile sealing,
operating instructions
For further specifications see WIKA data sheet AC 80.08 and the order documentation.