WIKA A-RB-1, Руководство по эксплуатации

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Display
- Design 7-Segment-LED, red, 3 1/2 -digit
- Size of digits 14.56 mm
- Indication range -1999 ... +1999
Accuracy ± 0.05 % of span ± 2 digit
Measuring rate 10 measurements/s, damping selectable in 100 ms steps up to max. 50.0 s
Error messages E1: A/D converter overflow
E2: Display overflow (measured value exceeds maximum possible display value)
E3: Input signal is below the minimum signal value or exceeds the maximum
signal value
Scaling adjustment Menu driven, initial value and final value free adjustable between -1999 and +1999;
Adjustable decimal point
Signal input Selectable as:
0 ... 20 mA, 4 ... 20 mA
0 ... 10 V
Analogue output Selectable as:
0 ... 20 mA, 4 ... 20 mA
0 ... 10 V
Response time 100 ms
(10 ... 90 %)
{Serial interface}
RS-232
Transmitter supply DC 24 V ± 5 %, max. 30 mA, galvanically isolated, short-circuit proof (for
approx. 8 minutes)
{Alarm contacts}
- Number 2, independently settable
- Function MAX/MIN-alarm adjustable by setting of the switch-on and switch-off value
- Switching point Adjustable over the complete indication range
- Hysteresis Adjustable over the complete indication range
- Accuracy True value by means of digital control
- Contacts 1 potential-free relay change over contact for each alarm contact
- Load AC 250 V 8 A with resistive load;
AC 250 V 1 A with cos
ϕ
= 0.1
HOLD memory Displayed value is fix, measurement and control of MIN and MAX values as
well as alarm contacts goes on in the background.
MIN/MAX memory Two separately working memories for MIN and MAX values;
Individual or common reset enabled by pressing the RESET key;
Unlimited data storage by digital memory
Power supply AC 230 V, 50/60 Hz, ± 10 % or
AC 115 V, 50/60 Hz, ± 10 %, changeable by means of internal jumper
Electrical connection Detachable screw terminals
-Max. cable diameter 2.5 mm
2
Permissible ambient 0 °C ... 50 °C
temperature
CE Conformity Conformity in accordance with 89/336/EWG
Interference emission per EN 60 000-6-4
Interference compatibility per EN 61 000-6-2
For cable lengths of > 30 m, shielded cables are to be used
Case According to IEC 61 554
- Material PC, ABS-Blend, black
- Ingress protection Front: IP65; Back: IP00 (according to IEC 60 529 / EN 60 529)
- Mass Approx. 530 g
- Mounting Removable screw elements for a wall thickness up to 40 mm
10. Specifications
Specification Model A-RB-1
{ } Items in curved brackets are optional extras for additional price.