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T02.0.1X.6C-03
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GHM Messtechnik GmbH • Standort Greisinger
Hans-Sachs-
Str. 26 • D-93128 Regenstauf
+49 (0) 9402 / 9383-0
+49 (0) 9402 / 9383-33
Operating Manual for Redox-Measuring transducer
GRMU 2000 MP
Specification:
Measuring range:
-2000 ... 2000mV or refer to type plate
Accuracy:
±0,2%
(at nominal temperature)
Output signal:
refer to type plate
Connection:
4 - 20 mA (2-wire)
Voltage (3- resp. 4-wire)
Electric isolation:
input electrically isolated
Auxiliary energy:
(supply voltage)
Uv = 12 - 30 V DC (4-20mA)
Uv = 18 - 30 V DC (0-10V)
or refer to type plate
Reverse voltage protection:
50V permanent
Perm. impedance
(at 4-20mA)
:
R
A
(Ohm) < ( (Uv - 12V) / 0.02A )
Example: for Uv = 18V:
R
A
< (18V - 12V) / 0.02A => R
A
< 300 Ohm
Permissible load
(at 0-...V)
:
R
L
(Ohm) > 3000 Ohm
Electrode:
any Redox-Electrode of our program is suitable.
(electrode not included in scope of supply!)
Input resistance:
10
12
Ohm
Electrode socket:
Cinch-socket (standard), optionally available with BNC- and DIN-socket
Display:
none
Optional display:
approx. 10 mm high, 3½-digit LCD-display
Nominal temperature:
25 °C
Operating temperature:
0 ... 50 °C
Relative humidity:
0 ... 95 % r.F. (non-condensing)
Storage temperature:
-20 ... 85 °C
Housing:
ABS (IP65 - with the exception of electrode)
Dimensions:
82 x 80 x 55 mm (without elbow-type plug and sensor sockets)
Mounting:
With fixing holes for wall mounting (in housing - accessible after cover has been
removed).
Mounting distance:
50 x 70 mm, max. shaft diameter of mounting screws is 4 mm.
Electric connection:
elbow-type plug conforming to DIN 43650 (IP65),
max. wire cross section: 1.5 mm², wire/cable diamter from 4.5 to 7 mm
EMC:
The device corresponds to the essential protection ratings established in the Regulations of the
Council for the Approximation of Legislation for the member countries regarding electromagnetic
compatibility (2004/108/EG). In accordance with EN50081-1 and EN50082-1
Additional error: <1%
Disposal notes
This device must not be disposed as ‘residual waste’.
To dispose this device, please send it directly to us (adequately stamped). We will dispose it appropriately and
environmentally friendly.
WEEE-Reg.-Nr. DE 93889386