Motorola Products > TETRA Terminals & Infrastructure > MTP850ex ATEX Portable Terminal

Motorola’s MTP850Ex TETRA portable terminal provides high quality communication with comprehensive user safety and class leading ATEX specifications allowing use when in environments containing potentially explosive gas and dust. Motorola is a world leader in the development and deployment of TETRA communication solutions, and the MTP850Ex ATEX TETRA radio delivers safe and reliable communications for users with a powerful set of features to harness the capability of TETRA.

Features and Benefits

High Performing Communication

Strong rugged design for optimum reliability in harsh conditions
Powerful, high quality audio in most demanding environments
Full range of supporting ATEX certified accessories to tailor customize solution

Comprehensive User Safety

ATEX & IEC-Ex gas and dust approvals
Integrated GPS for user location

High Performance Communication
The MTP850Ex delivers best in class audio performance in the typical noisy environments where specialist users from industry or public safety operate.

Comprehensive User Safety
The MTP850Ex can be used in explosive gas and dust environments due to its high level of protection – including dust Zone 21 and 22. Operational safety is further enhanced with a range of features including:

State of the art integrated GPS receiver providing the ability to locate personnel through the radio, improving user safety and resource management.
Internal “Man Down” alert - this fully integrated solution triggers an emergency procedure when the carrier of the radio remains motionless far a set period or falls down.

Simple but Powerful User Interface
The simplified keypad with large button surface makes the MTP850Ex easy to use with gloves. Combined with the large scalable display fonts and icons, the MTP850Ex facilitates operation in difficult environments with limited visibility.

Data Applications Capability
The integrated WAP browser and Multi-Slot packet data enables rapid access to critical information in the field. Applications are further enhanced with ability to have simultaneous Short Data Service (SDS) and Multi-Slot packet data services via TNP1 protocol.Internal “Man Down” alarm.

DMO Services

Group call
Late entry

Private call
Half / full duplex

Compatibility with
Gateway and repeater

Data Services

Status messaging
100 alias messages

Short data service (SDS)
20 message inbox, individual or group addresses, send/receive during calls

Packet data (PD)
7.2kbps - 28.8 kbps gross (single or mutli-slot)

Browser
Integrated Openwave browser

PEI
AT commands

Emergency

Voice Services

Smart emergency
DMO / TMO / DMO to TMO

Hot mic
Configurable timers

Location
Send on emergency

Emergency target address
Individual or group

Alarm
Emergency status

GPS

Specifications

Simultaneous satellites
12

Mode of operation
Autonomous or assisted (A-GPS)

GPS antenna
Integrated in TETRA antenna

GPS sensitivity
-152 dBm / -182 dBw

GPS accuracy
5 meter (50% probable)

Location protocols
ETSI LIP, Motorola LRRP

Performance

Characteristics

Battery capacity
725 mAh, 7.2V

Battery life - standard (based on a 05/05/90 duty cycle)
12 hrs, typ

Frequency bands
380 – 430 MHz

Channel spacing
25

Power
1W

RF power control
3 steps of 5 dB

OTAR
Yes

Physical

Characteristics

Dimensions H x W x D (with standard battery)
135 x 55 x 38 mm

Weight
400 g (including battery, antenna)

Radio

Features

Switching bandwidth
50 MHz

RF power level accuracy
+/- db 2

Receiver class
A & B

Receiver static sensitivity
-112 minimum, -115 typical

Receiver dynamic sensitivity
-103 minimum, -107 typical

Scan types
Talk group

Security

Features

Air interface encryption algorithms
TEA1, TEA2, TEA3

Air interface encryption security classes
Class1 (clear), Class2 (SCK), Class3 (DCK, CCK & GCK)

Key provisioning
Secure provisioning tool (key variable loader KVL)Over the Air Re-keying (OTAR) for SCK and Class 3 (CCK & GCK)

Network access
Temporary enable / disable (Stun), Permanent enable / disable (Kill)

Authentication
Infrastructure initiated and made mutual by terminal

TMO

Services

Telephony
Full duplex

DGNA
Up to 2047 groups

User Environment

ATEX gas specifications
II 2G Ex ib IIC T4, IEC Ex rating, Ex ib IIC T4 (Approved for Zone 1 & 2, Equipment Group II, Gas Group C, Temperature Class T4, -20oC to +50oC)

ATEX dust specifications
ATEX dust specifications

Operating temperature
"-20°C to +50°C (Hazardous environments)-20°C to +60°C (Non-hazardous environments)"

Storage temperature
-40°C to +85°C

Humidity
ETS 300 019-1-5 Class 5.1 and 5.2

Dust and water1
IP65 per IEC 60529

Shock, drop and vibration
ETS 300 019-1-5 Class 5M2

IP Standards
IP65

Voice Services

Talkgroups
2048 (TMO) & 1024 (DMO)

Phone book
1000 entries

Scan lists
40 lists, 20 talkgroups / lists

Ambience listening
Yes

Transmit inhibit
Yes

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