Thiết bị đo áp suất CI4350 - Labom Việt Nam

Thiết bị đo áp suất CI4350
Thiết bị đo áp suất CI4350 Labom Việt Nam
DIFFERENTIAL PRESSURE AND LEVEL TRANSMITTER PASCAL CI4 DELTA P, HIGHLY OVERLOAD PROTECTED  CI4350 LABOM VIỆT NAM

Features
Differential pressure transmitter with diaphragm seal
Simultaneous display of differential pressure and static pressure
Reference accuracy 0.07 %
Long-term stability 0,1 % within 5 years
Nominal ranges 100 mbar to 16 bar
Further features
Options
Explosion protection for gases and dust
Classification per SIL2 (in preparation)
Certificate of measuring equipment for Russian Federation
Material certificate per EN 10204
Calibration certificate per EN 10204
Further options
TECHNICAL DATA
Mesuring ranges
See data sheet.
Constructional design / case
Design:
Two-chamber case, continously rotatable by ± 170°
Case surface blasted
Material case:
- Stainless steel mat.no. 1.4301/1.4305 (304/303)
- Stainless steel mat.no. 1.4404 (316L)
Material front
cover:
- Stainless steel mat.no. 1.4305 (303)
- Stainless steel mat.no. 1.4404 (316L)
- Polypropylene, black
Gaskets:
Silikon / NBR
Degree of protection per EN 60529:
- IP 65 / IP 67
- IP 69K
Climatic category per EN 60721 3-4:
4K4H
Vibration resistance per EN 61298-3:
10…60 Hz: ± 0.35 mm
60…1000 Hz: 5 g
Material
window:
- Macrolon
- Non-splintering glass (requires front cover of stainless steel)
Elec.
connection:
- Circular connector M12
- Cable gland M16x1.5, PA black
- Cable gland M16x1.5, stainless steel
- Cable gland M20x1.5, PA black
- Cable gland M20x1.5, stainless steel
- 1/2" NPT, PA black
Further connections upon request
Terminal
blocks:
- Spring clamp terminals up to 1.5 mm2
- Pole terminals up to 2.5 mm2
- Screw terminals up to 2.5 mm2
Weight:
approx. 2.9 kg
Type plate:
Laser marking
Process connection plus-sided
Design:
- Diaphragm seal direct with distance
tube
- Diaphragm seal with stainless steel
capillary and stainless steel protective
tube
Design of diaphragm seals see order code.
Process connection minus-sided
Design Process flange:
with connection dimension per EN 61518 and with mounting thread 7/16 – 20 UNF
- Process connection 1/4 – 18 NPT
- Process connection 1/2 – 14 NPT via oval flange (see accessories)
Material: Stainless steel mat.-no. 1.4404 (316L)
Ventilation:
- without ventilation, with sealing plug 1/4" NPT
- with ventilation valve 1/4" NPT
Gasket:
- EPDM, FDA compliant (standard) temperature range -40...85 °C
- FKM (Viton) temperature range -20...85 °C
Diaphragm material:
Stainless steel mat.-no. 1.4404 (316L)
Further connections and materials upon request.
Design diaphragm seal:
with stainless steel capillary and stainless steel protective tube
Design of diaphragm seals see order code.
Material wetted parts
- Stainless steel mat.-no. 1.4404/1.4435 (316L)
- Hastelloy C276
- Tantal
- PTFE coating, vacuum-resistant
Further materials upon request.
Measuring system
Sensor:
Piezoresistive measuring element
System filling:
- Silicone oil
- Halocarbon oil upon request
Pressure transmission fluids
- Synthetic oil, free of silicon
- High temperature oil
- Halocarbon oil
Accuracy
Reference
cond. per EN
61298-1:
TU = konst. (15…25) °C 
φ = konst. (45...75) % r.F.
pU = const. (860...1060) mbar
UB = 24 V DC (± 3 V DC)
RB = 50 Ω, HART: 250 Ω
Ground connected
Lower range value = 0 bar
Calibration
position:
Diaphragm seal on same height
Reference accuracy:
See data sheet
Long-term drift:
Refer to nominal range ≤ 0.1 % within 5 years
Temperature influence of ambient temperature:
See data sheet
Temperature influence output (-40...80 °C):
≤ ±(0.04 % / 10 K)
Influence static pressure (per EN 61298-3):
Refer to nominal range: ≤ ±(0.1 % + 0.1 % x TD)
Temperature influence diaphragm seal:
Depends on design and profile of requirements.
We provide a detailed error analysis upon request.
Indication
Display:
- High-resolution graphic display with backlight
- 4-button operation
- Freely configurable display modes
- continuously rotatable by ± 170 (detent every 90°)
- Optional: Remote display and control unit, can be used up to 10 m away from measuring point
Configuration memory:
- All parameterisation data can be copied from the device into the configuration memory in the display module. The data is permanently stored there, even in the event of power failure.
- The parameters can be transferred simply and quickly to other devices.
Output
Signal:
2-wire technology: 4…20 mA
Lower limit: 3,8…4 mA
Upper limit: 20…21 mA
Lower alarm current: < 3,6 mA
Upper alarm current: > 21 mA
Current limitation: 22 mA
Operational availability: < 12 s
Response time t90 at current output : typically 200 ms
Digitale communication: HART®-protocol, version 7
Communication via:
- Siemens PDM
- Pactware or compatible systems (FDT/DTM)
- 375 / 475 Field Communicator
Function:
- linear
- inverse response
- by square root
- table function with up to 64 support points
Turndown:
max. 100:1
Damping:
0…999.9 s selectable in steps of 0.1 s
Measuring rate:
50 Hz
Resolution:
0.5 µA
Current sensing func.:
3.55…21.5 mA selectable in steps of 0.001 mA
Load R:
R ≤ (UV-12V DC)/0.022 A [Ω],
U = supply voltage
for HART communication R ≥ 230 Ω
Supply voltage
Functional range:
12…30 V DC, protected against polarity reversal
Ripple:
< 5 %
Temperature ranges
Ambient:
-40…80 °C
(Display visibility is limited at temperatures below - 30 °C)
Measuring cell:
-40...85 °C
Media:
-90…400 °C
The temperature range of the pressure transmission fluid has to be observed.
Storge:
-40…80 °C