Pressure sensors | PFT | PFT-SRBX25SM2SSAAMSSZ | Pressure type: Gauge pressure | Pressure unit: bar | Measuring range: 0 bar ... 0.25 bar | Accuracy: ≤ ± 0.5 %, of the span (= ± 0.25% of the span (optionally for pressure ranges = 0.25 bar). applies inclusive of nonlinearity, hysteresis, non-repeatability, zero-point and full-scale error (corresponds to error of measurement as per IEC 61298-2) Calibrated with vertical installation position) | Process connection: M20 x 1.5 (DIN 16288) | Pressure port: Standard | Process temperature: –30 °C ... +100 °C | Seal: Without seal | Communication interface: - | Output signal: 4 mA ... 20 mA, 2-wire | Connection type: M12 round connector x 1, 4-pin, IP67 | Supply voltage: 10 V DC ... 30 V DC
Medium
Liquid, gaseous
Pressure type
Gauge pressure
Pressure unit
bar
Measuring range
0 bar ... 0.25 bar
Process temperature
–30 °C ... +100 °C
Maximum ohmic load RA
4 mA ... 20 mA, 2-wire (RA≤ (L+– 10 V) / 0.02 A [Ohm]) , 0 V ... 5 V, 3-wire (RA> 5 kOhm), 0 V ... 10 V, 3-wire (RA> 10 kOhm)
Output signal
4 mA ... 20 mA, 2-wire
Communication interface
-
Process connection
M20 x 1.5 (DIN 16288)
Wetted parts
Standard memrane: Stainless steel 316Ti
Internal transmission fluid
Synthetic oil (Not available for version with standard membrane for pressure ranges > 25 bar)
Pressure port
Standard
Housing material
Stainless steel 1.4571
Connection type
M12 round connector x 1, 4-pin
Supply voltage
10 V DC ... 30 V DC
Electrical safety
Overvoltage protection: 36 V DCShort-circuit protection: QAtowards MReverse polarity protection: L+to MProtection class: III
Dielectric strength
500 V DC, NEC Class 02 power supply (low voltage and low current max. 100 VA even in the event of a fault)
CE-conformity
Pressure equipment directive: 2014/68/EUEMC directive: 2004/108/EC, EN 61326-2-3
Weight sensor
Approx. 200 g
Seal
Without seal
Enclosure rating
IP671)
Protection class III
✔
MTTF
403 years
Pressure peak dampening
Through optional integrated pressure port 0.6 mm or 0.3 mm for process connector G ¼ according to DIN 3852-E
Non-linearity
≤ ± 0.2 %, of span (Best Fit Straight Line, BFSL) according to IEC 61298-2
Accuracy
≤ ± 0.5 %, of the span (= ± 0.25% of the span (optionally for pressure ranges = 0.25 bar). applies inclusive of nonlinearity, hysteresis, non-repeatability, zero-point and full-scale error (corresponds to error of measurement as per IEC 61298-2) Calibrated with vertical installation position)
Non-repeatability
≤ ± 0.1 % of the span
Response time (10 % ... 90 %)
≤ 1 ms ≤ 10 ms at medium temperatures below < –30°C for pressure ranges up to 25 bar or with flush-mounted membrane
Long-term drift/one-year stability
≤ ± 0.2 % of span (at reference conditions)
Temperature coefficient in rated temperature range
Mean TC of zero: ≤ 0.2 % of span / 10 K (< 0.4 % for pressure ranges ≤ 0.25 bar)Mean TC of span ≤ 0.2 % of span / 10 K
Rated temperature range
0 °C ... +80 °C
Service life
Minimum 10 Mio. load cycles
Ambient temperature, operation
–20 °C ... +80 °C
Storage temperature
–40 °C ... +100 °C, with flush-mounted membrane and cooling element –20 °C ... +100 °C
Shock load
1000 g according to IEC 60068-2-27 (mechanical shock)400 g according to IEC 60068-2-27 (mechanical shock) for version with integrated cooling element
Vibration load
20 g according to IEC 60068-2-6 (vibration under resonance)10 g according to IEC 60068-2-6 (vibration undencr resonae) for version with integrated cooling element
EU declaration of conformity
✔
UK declaration of conformity
✔
China RoHS
✔
ECLASS 5.1.4
27200614
ECLASS 6.0
27200614
ECLASS 7.0
27200614
ECLASS 8.0
27200614
ECLASS 9.0
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ECLASS 10.0
27200614
ECLASS 11.0
27200614
ECLASS 12.0
27200614
ECLASS 13.0
27200614
ECLASS 14.0
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ECLASS 15.0
27200614
ETIM 7.0
EC011478
ETIM 8.0
EC011478
ETIM 9.0
EC011478
ETIM 10.0
EC011478
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