Wika 732.15.100 Manual de usuario descargar pdf (Pagina 11)

Specications Models 891.44 and 892.44 (Ex Version)

Power supply UB

for Non-Ex version DC 12 V < UB ≤ 30 V

for Ex version see the section ‚Ex protection‘!

Permissible residual ripple

% of span/10 V

≤ 0.1

Supply voltage eect % ss ≤ 10

Output signal 4 … 20 mA, 2-wire system

Permissible max. load R

A for Non-Ex versions, Model 891.44:

A ≤ (UB - 12 V) / 0.02 A with RA in Ω and UB in Volt

for Ex versions, Model 892.44:

A ≤ (UB - 14 V) / 0.02 A with RA in Ω and UB in Volt

Eect of load % of span ≤ 0.1

Output signal adjustment

Zero point, electrical A

djustment of zero point through brief bridging of terminals 5 and 6,

or using the „scale selection switch“ option, selectable via button

Scale selection 4 scales selectable via BCD switch

Linearity % of span ≤ 1.0 (limit point calibration)

Permissible

ambient temperatures °C -40 … +80, -40 … +60 with oxygen

Compensated temp. range °C -40 … +80

Temperature coecients in

compensated temp. range

Mean TK of zero

% of span/10 K

≤ 0.3

Mean TK of span

% of span/10 K

≤ 0.3

Ex protection according to EC-Type Examination Certicate

BSV 08 ATEX E 018 X for Model 892.44

Ex certication EEx II 2G EEx ia IIC T6

Conformity specications

Power supply U

i DC 14 … 30 V

Short circuit rating I

i mA max. 100

Rating P

i W max. 1

Internal capacitance C

i nF 12

Internal inductance L

i mH negligible

Medium temperature °C -40 … +80, -40 … +60 with oxygen

Ambient temperature °C -40 … +60 (T6)

CE-Conformity interference emission and immunity per EN 61326

Wiring L-connector (screw terminals up to 2.5 mm²)

Wiring protection protected against reverse polarity and overvoltage

Ingress protection IP 65 per EN 60529 / IEC 529

Wiring details,

2-wire

11592011.04 06/2014 GB/D/F/I

WIKA operating instructions dierential pressure gauge models 712.15.100, 732.15.100

8. Transmitter for level measurement

1) Only possible within 30 seconds of connecting the supply voltage

Earth, connected

to case 2)

B+/Sig+

Terminals 3, 4, 5 and 6: only for internal

application

0V/Sig-

2) This connection must not be used

for equipotential bonding. The

instrument must be incorporated in

the equipotential bonding via the

process connection.

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Wika 732.15.100 Manual de usuario Pagina 11

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