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Delivery date Brief description of defect or issue Illustrations in this manual are mainly for informa- tion and may differ from the actual design. Online www.trox.de Phone +49 2845 202-0 RM-O-M Duct smoke detector...
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"Vl. Warranty claims" ENVIRONMENT! of the Delivery Terms of TROX GmbH, see www.trox.de/en/. Environmental pollution hazard. Tips and recommendations Useful tips and recommendations as well as information for efficient and fault-free operation. RM-O-M Duct smoke detector...
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Be careful when closing the lid. Tighten the screw. Specific safety notes The following symbols are used in safety notes to alert you to specific hazards: Warning signs Type of danger Warning – danger zone. RM-O-M Duct smoke detector...
Accessories and spare parts....38 Parts and function........12 Index............39 General functional description....12 RM-O-M with air guide profile....13 RM-O-M with sensor head in air duct..13 Accessories..........14 Operating status displays ......15 Installation..........19 General notes on installation..... 19 Mounting on rectangular air duct....
Modifying the duct smoke detector or using replacement parts that have not been approved by TROX is not permitted. Only use TROX test gas for the function test. RM-O-M Duct smoke detector...
H ≥ Air guide for variant with sensor head in duct, opening in air duct ∅100...105 mm profile Space requirement for connection lines for variant with air guide profile, opening in air duct ∅40...45 mm RM-O-M Duct smoke detector...
Alarm threshold for volume flow rate 0.8 m/s Alarm threshold for increased contamination > 70% Operating temperature -10…65 °C Relative humidity 5 %…90 %, no condensation Storage temperature -20…70 °C Weight max. 1.1 kg (without air guide profile) RM-O-M Duct smoke detector...
Test/reset button Manufacturer's address reset button’ on page 30 Specification of the supply voltage Order data Protection level National conformity mark (Ü-Zeichen) Power consumption VdS approval number CE mark QR code for downloading technical informa- tion RM-O-M Duct smoke detector...
The corresponding commissioning and con- duct smoke detector RM-O-M is used to control and figuration descriptions. trigger fire dampers or smoke protection dampers. The duct smoke detector is supplied in two different...
After removing the inspection cover, the and back into the air duct. The sensor head is sensor head can be easily removed from the air installed in the casing of the RM-O-M and is easily duct. accessible via the inspection cover. For round air ducts, we recommend using the variant with air guide profile.
Ä on page 18 ④ LED red - alarm ⑤ ⑥ Test/reset button ⑦ Mounting bracket Magnets ⑧ Connection socket for connection with smoke ⑨ detector RM-O-M Function of the LED indicators, Ä on page 17 RM-O-M Duct smoke detector...
Alarm position (immediate release) Test or manual release Flashing consecutively for one second each Alarm position (immediate release) System error – No supply voltage only with activated airflow monitoring triggered by smoke (event or maintenance) LED Status blinking RM-O-M Duct smoke detector...
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Contamination >90% Alarm position (immediate release) Smoke Alarm position (immediate release) Test or manual release Alarm position (immediate release) System error No supply voltage only with activated airflow monitoring triggered by smoke (event or maintenance) RM-O-M Duct smoke detector...
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Ä 18 No supply voltage only with activated airflow monitoring triggered by smoke (event or maintenance) Blue LED lights up at air speed < 0.8 m/s Measuring chamber - contamination in % LED Status blinking RM-O-M Duct smoke detector...
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No communication between mainboard and extension module Supply voltage - overvoltage/undervoltage total system Sensor head - wrong sensor head (no TROX sensor head) Sensor head - wrong sensor head Sesnor head - hardware fault Smoke detection RM-O-M Duct smoke detector...
For mounting, there are 4 mounting holes on Fig. 6: RM-O-M Installation positions in horizontal Ä Chapter the smoke detector, dimensions: air ducts 2.1 ‘Dimensions’ on page 9. The RM-O-M may only ① RM-O-M be attached to the air duct at the specified mounting Horizontal air duct ②...
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Prepare air guide profile for mounting NOTICE! Proper function is not guaranteed without the end cap in place. Fig. 8: Installation RM-O-M in horizontal air duct Measure the width (B) or diameter (∅D) of the air duct. NOTICE! Fig. 10: Insert air guide profile...
Installation Mounting on rectangular air duct RM-O-M with air guide profile Fig. 12: Installation RM-O-M in horizontal air duct Upon installation, make sure that the air guide pro- file is mounted in the upper third of the air duct, minimum length of the air guide profile is 90 mm.
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After fastening the casing, check whether the adapter with air guide profile is mov- able (can be removed and reinserted Ä 8.2.3.1 ‘RM-O-M with air guide profile ’ on page 33). Fit and fasten the inspection cover, Ä Chapter 8.2.1 ‘Open / close inspection cover’...
Insert the smoke detector with air guide pro- file into the drilled hole. Secure the smoke detector to the bracket Fig. 14: RM-O-M Installation in round air duct (Fig. 14/1) with screws M5 x 12 (Fig. 14/3) and washers (Fig. 14/4).
– Only skilled qualified electricians are allowed to work on the electrical system. – Switch off the power supply before working on any electrical equipment. Fig. 16: RM-O-M Connections Mainboard Cable gland ① Strain relief ② Connection terminals ③...
Ä on page 10. imum cable cross-section, With 230 V AC supply voltage of the RM-O-M, The fire dampers or smoke protection damper spring return actuators ① can also be connected can be equipped with an actuator for a supply using double connection terminals of the RM-O-M.
Supply voltage 24 V DC, Spring return actuator 24 V DC Spring return actuator 24 V DC With 24 V DC supply voltage of the RM-O-M, spring With 230 V AC supply voltage of the RM-O-M, return actuators ① can also be connected using spring return actuators ①...
Test the socket (1). 2. Keystroke End of Test After a release, e.g. when using test gas, only one keystroke is required to reset. Plug the connection cable into the socket on the display module (2). RM-O-M Duct smoke detector...
Plug the short side of the pin header (Fig. 18/2) into the socket (Fig. 18/3) on the mainboard. Plug the expansion module (Fig. 18/1) onto the pin strip and press it firmly onto the four fastening points (Fig. 18/4). RM-O-M Duct smoke detector...
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Terminals Relay Alarm BMS ① Connection terminals relay airflow monitoring; ② relay function only when airflow monitoring is switched on, Connection terminals Relay Contamination ③ Sensor head Performance data maximum switching voltage 24 V DC maximum switch rating RM-O-M Duct smoke detector...
Airflow monitoring remains in the OPEN position. The The smoke detector RM-O-M has airflow moni- reset is signalled by LEDs on the moth- toring. Airflow monitoring is activated at the fac- erboard and the display module.
(in the direction of airflow in front of To ensure the long-term function of the RM-O-M, the RM-O-M). only the TROX test gas RM-KIT / Tester may be used.
Ä Chapter 8.2 ‘Repair Install sensor head, work’ on page 33 All the other parts of the RM-O-M duct smoke Clean the inside of the inspection cover and fit detector are not subject to wear and tear, and the cover.
Maintenance Repair Check/replace sensor head RM-O-M with air guide profile For safety reasons, repair work affecting fire protec- tion must only be carried out by qualified personnel Remove the sensor head and air guide profile or the manufacturer. Only original spare parts may Ä...
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Fix the adapter by pressing it evenly and turning it clockwise. If the adapter cannot be fastened, loosen the 4 fastening screws of the casing slightly, insert the adapter and tighten the screws again. RM-O-M Duct smoke detector...
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Maintenance RM-O-M with sensor head in air duct Removing sensor head As an alternative to the variant described here, the sensor head can be removed or replaced through an opening in the air duct. Ä on page 33. Open inspection cover, Plug the sensor head onto the adapter.
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Maintenance Insert sensor head into RM-O-M Pull the flat cable out of the socket on the seansor head. Clean sensor head, . Ä ‘Insert sensor head Insert sensor head, Check the NTC thermistors (1) for airflow into RM-O-M’ on page 36.
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Maintenance Insert the adapter with the sensor head into the casing of the RM-O-M, observing the air direction arrow. Only insert the adapter in airflow direction, otherwise the airflow mon- itoring will not function properly. If the air direction is different, the adapter can be inserted into the casing rotated by 90°.
RM-KIT / DUCT Conversion kit to installation variant sensor head in duct RM-KIT / DISP-L Retrofit set DISP display module for RM-O-M + 8 m patch cable with RJ45 connector RM-KIT / DISP-S Retrofit set DISP display module for RM-O-M + 0.2 m patch cable with RJ45...
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