WIKA N-11 - Manual (Page 7)

2147614.07 GB/D/F/E 04/2009
1 WIKA Operating instructions/Betriebsanleitung/Mode d'emploi/Instrucciones de servicio N-10, N-11
2147614.07 GB/D/F/E 04/2009
1 WIKA Operating instructions/Betriebsanleitung/Mode d'emploi/Instrucciones de servicio N-10, N-11
Specifications Model N-10 / N-11
Materials
Wetted parts  (Other materials see WIKA diaphragm seal program)
Model N-10 » Stainless steel (> 25 bar stainless steel and Elgiloy ® )
Model N-11 » Stainless steel
O-ring: NBR {FPM/FKM or EPDM}
Case  Stainless steel
Internal transmission fluid Synthetic oil (not for N-10 with pressure ranges > 25 bar)
Power supply U B U B in VDC 10 < U B ≤ 30 with signal output 4 … 20 mA, 2-wire
10 < U B ≤ 30 with signal output 1 … 5 V, 3-wire
{low power 6 < UB ≤ 30}
Signal output and 4 ... 20 mA, 2-wire R A ≤ (U B – 10 V) / 0.02 A
maximum ohmic load RA R A in Ohm 1 ... 5 V, 3-wire R A > 10 k
Response time (10 ... 90 %) ms ≤ 1
Dielectric strength VDC 500
Accuracy % of span ≤ 0.25 (BFSL)
≤ 0.5 3)
3) Including non-linearity, hysteresis, zero point and full scale error (corresponds to
error of measurement per IEC 61298-2).
Adjusted in vertical mounting position with lower pressure connection.
Non-linearity % of span ≤ 0.2 (BFSL) according to IEC 61298-2
Non-repeatability % of span ≤ 0.1
1-year stability % of span ≤ 0.2 (at reference conditions)
Permissible temperature of
Medium
4) -30 ... +105 °C -22 ... +221 °F
Ambience 4) -30 ... +80 °C -22 ... +176 °F
Storage 4) -30 ... +105 °C -22 ... +221 °F
4) Also complies with EN 50178, Tab. 7, Operation (C) 4K4H, Storage (D) 1K4,
Transport (E) 2K3
Specifications Model N-10 / N-11
Compensated temp range 0 ... +80 °C 32 ... +176 °F
Temperature coefficients within
compensated temp range
Mean TC of zero  % of span ≤ 0.2 / 10 K (< 0.4 for pressure range ≤ 0,25 bar)
Mean TC of range  % of span ≤ 0.2 / 10 K
CE- conformitiy
Pressure equipment directive  97/23/EC
EMC directive  89/336/EEC emission (class B) and immunity according to EN 61 326
Directive ATEX of equipment
intended for use in potentially
explosive atmospheres

94/9/EC
Ex-protection ATEX II 3G EEx nA II
II 3D IP65 T80°C
Ignition protection type EEx nA II 4 EEx nA II T5 EEx nA II T6
Conformity specifications
Power supply UB  VDC 30 30 30
Medium  -30 ... +105 °C -30 ... +80 °C -30 ... +60 °C
-22 ... +221 °F -22 ... +176 °F -22 ... +140 °F
Ambient » M12x1  -25 ... +90 °C -25 ... +80 °C -25 ... +60 °C
-13 ... +194 °F -13 ... +176 °F -13 ... +140 °F
» Flying leads -30 ... +80 °C -30 ... +80 °C -30 ... +60 °C
-22 ... +176 °F -22 ... +176 °F -22 ... +140 °F
Storage  -30 ... +105 °C -30 ... +105 °C -30 ... +105 °C
-22 ... +221 °F -22 ... +221 °F -22 ... +221 °F
RF-immunity V/m 10
Burst KV 4
Shock resistance g 1000 according to IEC 60068-2-27 (mechanical shock)
Vibration resistance g 20 according to IEC 60068-2-6 (vibration under resonance)
7. Starting, operation GB 7. Starting, operation GB