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The OpenStage M3 DECT handsets are a family of wireless devices designed to perform in harsh environments. The family comes with variants covering different alarm options and also use in potentially explosive environments where moisture, dirt, shocks or high ambient noises could compromise communication quality. With its device protection class of IP65 it suited perfectly for these scenarios. Although the OpenStage M3 family is designed for these environmental conditions, it looks exquisite with its large 1.8” TFT color display and with an up to date user interface. As well as great style, it offers optimum functionality, with excellent voice quality optimized for noisy environments, Bluetooth interface and its black/silver color.

Advanced Alarm Features (for OpenStage M3 Plus)

- All the basic alarm features
- No movement-, man down-, time-, escape-, technical- and pull cord- alarm
- Each alarm type can use an own alarm number
- Configurable pre-alarms
- Advanced alarm scenarios w/ and w/o Alarm-Server, e.g. OpenScape Alarm Response Server (OScAR)

The following table provides an overview of the Ex classification of the OpenStage M3 Ex/M3 Ex Plus handsets:

Gas filled environment

- suitable for gas zone 1 explosive areas
- Ex- approval for hazardous gas: II 2G Ex ib IIC T4 Gb

Dust filled environment

- suitable for dust zone 21 explosive areas
- Ex- approval for hazardous dust: II 2D Ex tb IIIC T120°C Db

Miscellaneous

- headset connector: Bluetooth only (2,5mm connector sealed)
- special battery suitable for OpenStage Ex handsets (1000mA/3,7V), item number: V30145-K1310-X453
- the Ex handset complies with the ATEX- directive 94/9/EC

Technical details
Caller ID: Yes
Brand compatibility: Siemens
Compatibility: OpenStage M3 Ex Plus
Speakerphone: Yes
Navigation key: Yes
Headset connectivity: Yes
Phonebook capacity: 500 entries
Number of melodies: 15
Battery low indication: Yes
Clock/Date display: Yes
Display: TFT
Design
Product colour: Black, Silver
Display type: TFT
Display diagonal: 4.57 cm (1.8")
Display resolution: 128 x 160 pixels
Display number of colours: 65536 colours
Battery
Battery technology: Lithium-Ion (Li-Ion)
Number of batteries supported: 1
Weight & dimensions
Width: 56 mm
Depth: 26 mm
Height: 154 mm
Weight: 166 g
Packaging content
Charging base: No
Logistics data
Harmonized System (HS) code: 85177900