E-RM 30
Installation and service manual
M2016/09f[EN]
Actual operation mode
Modes to which the module can be switched
Sleeping mode
Mode of automatic activation
Working mode
Mode of automatic activation
Sleeping mode
Working mode
Working mode
Slepping mode
Error mode
-
Warning!
If changing the operating mode requires removal of the radio module from the water meter (or
changing the water meter), the light sensors in the unit should not be exposed to unnecessary light.
It is therefore advisable to cover the sensors with the sensor plugs supplied for transport.
5.3.1. Switch a radio module to the working mode
Switching the radio module into working mode is possible from sleep mode and mode of automatic
activation. The radio module must be mounted to a water meter due to the detection of reflective targets. The
E-RM 30 should also be assured against the movement of mechanical seals.
1. On the meter reading unit, when spare capacity is displayed (for example, 494) switch to the
submenu by pressing and holding the button until --A-- is displayed.
2. On the meter reading unit, in the submenu, select "Pro" and hold down the button until --A-- is
displayed.
3. Readiness of the IRU10.00 is indicated by -PrE-. Place the readout head onto the infrared viewing
port of the E-RM 30 and press the button briefly. Ongoing communication is indicated by IP on the
viewing screen.
4. A successful mode change is indicated by a single beep and the display showing o. Pro .
5. An unsuccessful mode change is indicated by four beeps and the display showing E. Pro.
For more informations, refer to the Installation and service manual for the IRU 10.00.
5.3.2. Switch a radio module to the mode of automatic activation
Switching the radio module to mode of automatic activation is only possible from sleeping mode. The radio
module must not be attached to a water meter and the optical sensors should be covered (see above).
Warning!
When the radio module is changed from sleeping mode to mode of automatic activation whilst
attached to a water meter, do not let it run dry after activation by a 5 litre through-flow. In that case,
remove the unit from the water meter, re-attach it to the water meter and reactivate with a 5 litre
through-flow.
1. On the meter reading unit, when spare capacity is displayed (for example, 494) switch to the
submenu by pressing and holding the button until --A-- is displayed.
2. On the meter reading unit, in the submenu, select "rAA" and hold down the button until --A-- is
displayed. --A--.
3. Readiness of the IRU10.00 is indicated by -PrE-. Place the readout head onto the infrared viewing
port of the E-RM 30 and press the button briefly. Ongoing communication is indicated by IP on the
viewing screen.
4. A successful mode change is indicated by a single beep and the display showing o. rAA.
5. An unsuccessful mode change is indicated by four beeps and the display showing E. rAA.
For more informations, refer to the Installation and service manual for the IRU 10.00.
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