114
Specifi cations
Sensoface
Provides information on the sensor condition,
evaluation of zero/slope, response time, calibration interval, wear,
Sensocheck, can be switched off
I input
Current input 0/4 ... 20 mA / 50 Ω for external temperature signal
Start/end of scale
Confi gurable within the measuring range for °C (°F)
Characteristic Linear
Measurement error
1,3)
< 1% current value + 0.1 mA
HOLD input
Galvanically separated (OPTO coupler)
Function
Switches device to HOLD mode
Switching voltage
0 ... 2 V (AC/DC)
Inactive
10 ... 30 V (AC/DC)
HOLD active
CONTROL input
Galvanically separated (OPTO coupler)
Function
Selecting parameter set A/B
Switching voltage
0 ... 2 V (AC/DC)
Parameter set A
10 ... 30 V (AC/DC)
Parameter set B
Output 1
0/4 ... 20 mA, max. 10 V, fl oating (galv. connected to output 2)
Process variable
*
pH, ORP, or temperature
Characteristic
Linear
Overrange
*
22 mA in the case of error messages
Output fi lter
*
PT
1
fi lter, time constant 0 ... 120 s
Meas. error
1,2,3)
< 0.25 % current value + 0.025 mA
Start/end of scale
*
Confi gurable within the measuring ranges for pH, mV, °C, °F
Minimum span
pH 2.00 / 200 mV / 20 K / 36 °F
Summary of Contents for Stratos Pro A4..MSPH series
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