NBB Compact-M, Operating Instructions Manual, Page: 13 / 21

Meaning of the LED display on the Compact-M:
Receiver connect to power, without communication with transmitter:
1. LED constant ON (green)
2. LED flashing irregular (orange) -> receiver searching transmitter
Connect to transmitter:
1. LED flashing regular (green)
2. LED flashing regular (orange) -> communication ok
1. LED flashing irregular (green)
2. LED flashing irregular (orange) -> Interference on RF signal
-> (change frequency)
1. LED flashing regular in 1 sec. interval (red) -> Emergency relay fault.
2. LED flashing regular (orange)
Receiver Compact-M with charger (optional):
3. LED flashing regular (yellow) -> battery charging
3. LED constant ON (yellow) -> battery full charged
Service connector: Only for NBB service team.
If problems arise:
1. Check whether the transmitter is switched on.
2.
Check the power supply of the receiver.
3. (optional) Check or change the current frequency channel.
Function control
Technical data
12
Receiver
Receive frequency range
Data security
Safety
Contact load of EMERGENCY STOP
relay
Contact load of relay
Power consumption
Supply
Operating ambient temperature
Protection class
Weight
Measurements (L x W x H)
Compact-M
See nameplate
Addressing each receiver by a separate, unique combination >16 million options
EMERGENCY STOP with self-test
Restart lockout in the event of a faulty EMERGENCY STOP relay
Max. 4 A; 12 V/24 V DC
Max. 6 A; shortcircuit-safe; analog PWM or digital 12 V/24 V DC
<4 VA / 12 V DC; <3 VA / 24 V DC depending on the number of active relays
Please refer to the technical documents
From -20 to +70 °C
IP 65
Approx. 1100 g
215 x 160 x 65 mm
SERVICE
LED RADIO ON
CONNECTOR