GHM GRMU 2000 MP Operating Manual

T02.0.1X.6C-03
Operating Manual for Redox-Measuring transducer

Specification:

Measuring range:
Accuracy:
Output signal:
Connection:
Electric isolation:
Auxiliary energy:
(supply voltage)
Reverse voltage protection: 50V permanent
Perm. impedance
(at 4-20mA)
Permissible load
(at 0-...V)
Electrode:
Input resistance:
Electrode socket:
Display:
Optional display:
Nominal temperature:
Operating temperature:
Relative humidity:
Storage temperature:
Housing:
Dimensions:
Mounting:
Mounting distance:
Electric connection:
EMC:

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.
GRMU 2000 MP
-2000 ... 2000mV or refer to type plate
±0,2%
(at nominal temperature)
refer to type plate
4 - 20 mA (2-wire)
Voltage (3- resp. 4-wire)
input electrically isolated
Uv = 12 - 30 V DC (4-20mA)
Uv = 18 - 30 V DC (0-10V)
or refer to type plate
: R (Ohm) < ( (Uv - 12V) / 0.02A )
A
Example: for Uv = 18V:
: R (Ohm) > 3000 Ohm
L
any Redox-Electrode of our program is suitable.
(electrode not included in scope of supply!)
10 Ohm
12
Cinch-socket (standard), optionally available with BNC- and DIN-socket
none
approx. 10 mm high, 3½-digit LCD-display
25 °C
0 ... 50 °C
0 ... 95 % r.F. (non-condensing)
-20 ... 85 °C
ABS (IP65 - with the exception of electrode)
82 x 80 x 55 mm (without elbow-type plug and sensor sockets)
With fixing holes for wall mounting (in housing - accessible after cover has been
removed).
50 x 70 mm, max. shaft diameter of mounting screws is 4 mm.
elbow-type plug conforming to DIN 43650 (IP65),
max. wire cross section: 1.5 mm², wire/cable diamter from 4.5 to 7 mm
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%
GHM Messtechnik GmbH • Standort Greisinger
Hans-Sachs-Str. 26 • D-93128 Regenstauf

+49 (0) 9402 / 9383-0
R < (18V - 12V) / 0.02A
A

+49 (0) 9402 / 9383-33
=> R < 300 Ohm
A
WEEE-Reg.-Nr. DE 93889386

info@greisinger.de
page 1 of 3