Startup; Information On Starting Up The Device; Connecting The Module Temperature Sensor - SMA SUNNY SENSORBOX Installation Manual

SMA America, LLC
7 Startup
7.1 Information on starting up the device
This section shows you how to connect external sensors and start up the Sunny SensorBox with the
RS485 Power Injector or the SMA Power Injector with Bluetooth.
For initial startup, the following steps must be taken:
• Connect the module temperature sensor (see page 41).
• If necessary, connect the anemometer (see page 43).
• If necessary, connect the ambient temperature sensor (see page 44).
• Connect the Sunny SensorBox to the RS485 communication bus via the RS485 Power Injector
and turn it on (see page45) or connect the Sunny SensorBox to the SMA Power Injector with
Bluetooth and turn it on (see page 58).
NOTICE
Ingress of water.
Damage to the Sunny SensorBox will result.
• Ensure the gasket is properly seated in the
cable gland.
7.2 Connecting the module temperature sensor
Cable length with a 2-conductor technology
The connection is made via a 8 ft. (2.5 m) cable. The cable must not be extended or cut.
The measurement accuracy depends on the cable length.
1. Open the Sunny SensorBox (see page 66).
2. Unscrew the lock nut of the cable gland on the
bottom left of the Sunny SensorBox and remove the
filler plugs.
3. Thread the sensor cable through the lock nut and the
cable gland at the bottom left and into the enclosure
of the Sunny SensorBox and tighten the cable gland.
Installation Manual Sensorbox-eng-IA-IUS-112515

Startup

41