Specifi cations
Memosens pH input (ISFET)
Memosens Redox
pH/mV (analog)
Temperature
pH-calibration
Operating modes
*)
AutoCal buffer sets
*)
Permissible calibration
range
Calibration timer
36
M8 socket, 4 pins, for Memosens lab cable
Display ranges
1)
M8 socket, 4 pins, for Memosens lab cable
Display ranges
1)
Sensor standardization
Permissible calibration range ΔmV (offset) -700 ... +700 mV
Anschluss
pH range
Decimal places *
)
Input resistance
Input current
Measuring cycle
Measurement error
mV range
Measuring cycle
Measurement error
2 x 4 mm dia. for integrated or separate temperature detector
Measuring ranges
Measuring cycle
Measurement error
AutoCal
MANUAL
DATA INPUT
-01-
NIST standard
(Default)
-02-
NIST technical
-03-
SI Analytics technical
-04-
Knick Calimat
-05-
Mettler Toledo
-06-
HACH
-07-
Ciba (94)
-08-
Hamilton
-09-
Reagecon
-10-
DIN 19267
Zero point
With ISFET:
Slope
*)
Interval 1 ... 99 days, can be switched off
-2,000 ... +16,000 pH
-2000 ... +2000 mV
-50 ... +250 °C
-2000 ... +2000 mV
-50 ... +250 °C
*)
ORP calibration (zero adjustment)
pH socket, DIN 19 262
(13/4 mm)
–2 ... 16
2 or 3
12
1 x 10
Ω (0 ... 35 °C)
1 x 10
-12
A (bei RT, Verdopplung alle 10 K)
approx 1s
2,3,4)
< 0.01 pH, TC < 0.001
pH/K
-1300 ... +1300
approx 1s
2,3,4)
< 0,1 % meas. val. + 0,3 mV, TC < 0,03 mV/K
NTC 30 kΩ
Pt 1000
approx 1s
2,3,4)
< 0.2 K (Tamb = 23 °C); TC < 25 ppm/K
Calibration with automatic buffer recognition
Manual calibration with entry of individual buffer
values
Data entry of zero and slope
1.679/4.006/6.865/9.180
1.68/4.00/7.00/10.01/12.46
2.00/4.00/7.00/10.00
2.00/4.00/7.00/9.00/12.00
2.00/4.01/7.00/9.21
4.01/7.00/10.01/12.00
2.06/4.00/7.00/10.00
2.00/4.01/7.00/10.01/12.00
2.00/4.00/7.00/9.00/12.00
1.09/4.65/6.79/9.23/12.75
pH 6 ... 8
–750 ... +750 mV Operating point (asymmetry)
approx. 74 ... 104 %
–20 ... +120 °C
–40 ... +250 °C