Greisinger GLMU 400 MP 603342 Hoja De Datos

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T14.0.1X.6C-04
Operating Manual GLMU 400 MP
page 8 of 8
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
11 Specification
Measuring range 1 (one of the following can be configured):
Range (rAnG) r 4
Range (rAnG) r 3 Range (rAnG) r 2 Range (rAnG) r 1
Range (rAnG) r 0
Conductivity (cond) 0 - 500 mS/cm
0,0 - 200,0 mS/cm
0,00 - 20,00 mS/cm 0 - 2000 µS/cm
0,0 - 200,0 µS/cm
Resistivity (rESi)
1,00 - 50,00 Ohm·cm 1,0 - 500,0 Ohm·cm 1 - 5000 Ohm·cm
0,00 - 20,00 kOhm·cm 0 - 200 kOhm·cm
TDS (tdS)
0 - 1000 g/l
0.0 - 200,0 g/l
0.00 - 20,00 g/l
0 - 2000 mg/l
0,0 - 200,0 mg/l
Salinity (SAL)
0,0 - 70,0
Meas. range 2
Temperature (only display) -5.0...140.0 °C (resolution 0.1°C or 0.1°F, NTC10k)
Attention: Consider application range of measuring cell: 0..80°C
Accuracy:  (at nominal temperature = 25°C)
  Measuring:
conductivity: 
±0,5% of measured value ±0,3 FS
temperature:
±0.1°C of measured value ±1 Digit
  Add. output signal:
±0.2 % FS
Measuring cell:
4 pole measuring cell with graphite electrodes, integrated NTC temperature sensor,
Cell constant K: 0.45..0.65, determined and adjusted ex works
7 pole connector
Temp. compensation: 
non linear function, linear function (coefficient configurable) or none
Min-/Max-Value Memory: Min and max measured values are stored
Output signal:
refer to type plate, freely scaleable
Scaling:
By entering display values for 4mA (or 0V) and 20mA (or 1V/10V) output
Connection:
4 - 20 mA type: 2-wire – output signal electrically isolated
options AV01 (0-1 V), AV10 (0-10 V):
3-wire – output signal electrically isolated
Auxiliary energy (supply voltage)Uv = 12 - 30 V DC (4-20 mA)
 
Uv = 12 - 30 V DC, max. 10mA (0-1V)
 
Uv = 18 - 30 V DC, max. 10 mA (0-10 V)
 
or refer to type plate
Rev. voltage protection:
50 V permanent
Perm. impedance (at 4-20mA):   RA(Ohm) < ( (Uv – 12 V) / 0.02 A )
Example: for Uv = 18V: RA < (18 V – 12 V) / 0.02 A     =>   RA < 300 Ohm
Permissible load (at 0-...V):  
RL(Ohm) > 3000 Ohm
Adjusting: 
via keys. Conductivity by editing cell constant K (CELL)
Temperature by offset and scale.
Display:  
approx. 10 mm high, 4-digit LCD-display
Ambient conditions for electronics:
Nominal temperature: 25°C
Operating condition:
-25 to 50°C, 0 to 95 %RH (non-condensing)
Storage temperature:
-25 to 70°C
Ambient of meas. Cell:
-5 to 80°C (short time up to 100°C)
Housing:
ABS (IP65)
Dimensions:
82 x 80 x 55 mm (without elbow-type plug and sensor connector)
Mounting:
With holes for wall mounting (in housing - accessible after cover has been removed).
Mounting distance:
50 x 70mm, max. shaft diameter of mounting screws is 4 mm.
Electrical connection: elbow-type plug conforming to DIN 43650 (IP65),
max. wire cross section: 1.5 mm², wire/cable diameter from 4.5 to 7 mm
EMC:
In accordance with EN61326 +A1 +A2 (appendix A, class B), additional errors: < 1% FS.
When connecting long leads adequate measures against voltage surges have to be taken.
The electrode connections have to be protected sufficiently against ESD pulses, if the de-
vice is used in areas with risk of ESD.