Technical data - HPP272 - HPP271

HPP271 and HPP272 Quick Guide
Product status
Document code
M211887EN
Revision
E
ft:locale
en-US
Product
HPP272
HPP271
Document type
User guide

HPP271

Table 1. HPP271 measurement performance
Property Description/Value
Hydrogen peroxide
Sensor PEROXCAP®

Measurement range

 0 … 2000 ppm
Measurement temperature range +5 … +50 °C (+41 … +122 °F)
Repeatability at +25 °C (+77 °F):
up to 500 ppm H2O2 ±10 ppm
up to 1000 ppm H2O2 ±15 ppm
Accuracy at +10 … +25 °C (+50 … +77 °F) , 10 … 2000 ppm H2O2 1 ±10 ppm or 5 % of reading (whichever is greater)
Factory calibration uncertainty at +25 °C (+77 °F), 500 ppm H2O2 2 ±10 ppm
Response time (T63) 70 s
Other parameters
H2O ppm by volume, dew point temperature
Table 2. HPP271 inputs and outputs
Property Description/Value
Operating voltage

Digital output: 15 … 30 V DC

Analog output: 15 … 25 V DC
Current consumption at +25 °C (+77 °F)
In digital mode Max. 10 mA
In analog mode Max. 50 mA
During sensor purge Max. 250 mA
Digital output
Interface RS-485, not isolated; do not use termination on the RS-485 line
Communication protocol Modbus RTU v.1.02
Analog output
Outputs 2 × 4 … 20 mA 3-wire current outputs
Max. load 500 Ω
Accuracy (typical) ±0.1 % of full scale
Analog output temperature dependence 0.005 %/°C (0.003 %/°F) full scale
Table 3. HPP271 operating environment
Property Description/Value
Operating temperature +0 … +70 °C (+32 … +158 °F)
Storage temperature −20 … +70 °C (−4 … +158 °F)
Ambient pressure Normal atmospheric pressure

IP rating

IP65: Dust-tight. Protected from water jets from any direction.

HPP272

Table 4. HPP272 measurement performance
Property Description/Value
Hydrogen peroxide
Sensor PEROXCAP®

Measurement range

 0 … 2000 ppm
Measurement temperature range +5 … +50 °C (+41 … +122 °F)
Repeatability at +25 °C (+77 °F):
up to 500 ppm H2O2 ±10 ppm
up to 1000 ppm H2O2 ±15 ppm
Accuracy at +10 … +25 °C (+50 … +77 °F) , 10 … 2000 ppm H2O2 3 ±10 ppm or 5 % of reading (whichever is greater)
Factory calibration uncertainty at +25 °C (+77 °F), 500 ppm H2O2 4 ±10 ppm
Response time (T63) 70 s
Relative saturation
Measurement range 0 … 100 %RS
Measurement temperature range +5 … +50 °C (+41 … +122 °F)
Repeatability at +25 °C (+77 °F), 500 ppm H2O2 ±0.5 %RS
Accuracy at +25 °C (+77 °F) 3 ±4 %RS
Factory calibration uncertainty at +25 °C (+77 °F), 500 ppm H2O2 4 ±2 %RS
Relative humidity
Measurement range 0 … 100 %RH
Measurement temperature range +5 … +70 °C (+41 … +158 °F)
Accuracy: 3
at +25 °C (77 °F), 0 ppm H2O2, 0 … 90 %RH ±1 %RH
over full temperature measurement and H2O2 range ±2 %RH
Response time (T63) 20 s
Factory calibration uncertainty at +25 °C (77 °F), 0 ppm H2O2: 4
at 0 … 40 %RH ±0.6 %RH
at 40 … 95 %RH ±1 %RH
Temperature
Sensor Pt1000 RTD Class F0.1
Accuracy over temperature range ±0.2 °C (±0.36 °F)
Other parameters
Absolute H2O2 and H2O, H2O ppm by volume, water vapor saturation pressure (H2O and H2O+H2O2), dew point temperature, vapor pressure (H2O and H2O2)
Table 5. HPP272 inputs and outputs
Property Description/Value
Operating voltage

Digital output: 15 … 30 V DC

Analog output: 15 … 25 V DC
Current consumption at +25 °C (+77 °F)
In digital mode Max. 10 mA
In analog mode Max. 50 mA
During sensor purge Max. 250 mA
Digital output
Interface RS-485, not isolated; do not use termination on the RS-485 line
Communication protocol Modbus RTU v.1.02
Analog output
Outputs 2 × 4 … 20 mA 3-wire current outputs
Max. load 500 Ω
Accuracy (typical) ±0.1 % of full scale
Analog output temperature dependence 0.005 %/˚C (0.003 %/°F) full scale
Table 6. HPP272 mechanical specifications
Property Description/Value
Weight 130 g (4.58 oz)
Connector M12-5M
Probe body material AISI316L stainless steel
Filter cap material Porous PTFE
Temperature probe material AISI316L stainless steel
Temperature probe cable material PTFE
Table 7. HPP272 operating environment
Property Description/Value
Operating temperature +0 … +70 °C (+32 … +158 °F)
Storage temperature −20 … +70 °C (−4 … +158 °F)
Ambient pressure Normal atmospheric pressure

IP rating

IP65: Dust-tight. Protected from water jets from any direction.
1 Including non-linearity, hysteresis, and repeatability.
2 Defined as ±2 standard deviation limits. See also calibration certificate.
3 Including non-linearity, hysteresis, and repeatability.
4 Defined as ±2 standard deviation limits. See also calibration certificate.