315-WH-GT WirelessHART Gateway

WirelessHART‑compliant infrastructure gateway for wireless sensor networks

Features

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WirelessHARTgatewaysupportingupto250fieldinstruments

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ComplianttoWirelessHART(IEC62591)formulti-vendor

interoperability

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IEEE802.15.4,2.4GHz,directsequencespreadspectrum

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IntegratedIEEE802.11b/gor802.11awirelessbackbonesupport

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Ethernetorserial(RS-232)fornetworkconnectivity

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variables

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WirelessHARTauthenticationandsecuritysupport

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128-bitAESencryptionwithmultiplekeysandsynchronizedkey

management

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Fielddevicenetworkmanagementensuresauto-formationand

self-healing

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Completediagnosticstoprovidedetailednetworkstatus

Applications

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Factoryautomationandsafetyinterlocks

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Processmonitoringandcontrol

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Watertreatmentfacilities

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Tankandequipmentmonitoring

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Environmentalmonitoring

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Energymanagement

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Assetmanagement

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Valvepositionmonitoring

Specifications

SPECIFICATION

DESCRIPTION

Transmitter and Receiver

Frequency

2.405–2.483 GHz a, 2.412–2.472 GHz b, 5.150–5.825 GHz c

Transmit power

250 kbps: 6.3 mW (8 dBm) a

Up to 24 Mbps: 400 mW (+26 dBm), 36 Mbps: 250 mW (+24 dBm),

48 Mbps: 160 mW (+22 dBm), 54 Mbps: 125 mW (+21 dBm) b c

Transmission

Direct sequence spread spectrum (DSSS) a b c

Modulation

Offset quadrature phase shift keying (O-QPSK) a

Orthogonal frequency data modulation (OFDM) b c

Receiver sensitivity

–92 dBm @ 250 kbps a

–100 dBm @ 250 kbps, –74 dBm @ 108 Mbps (8% FER) b

–94 dBm @ 6 Mbps, –74 dBm @ 108 dBm (8% FER) c

Channel spacing

5 Mhz a h

5 MHz, 10 MHz, 20 MHz or 40 MHz channel bandwidth b

20 MHz or 40 MHz channel bandwidth c

Data rate

250 kbps a, 256 kbps to 54 Mbps/turbo: 108 Mbps b,

6–54 Mbps/turbo: 108 Mbps c

Auto mode selects fastest rate possible relative to RSSI

Range (LoS)

Indoor 328' (100m), outdoor 984' (300m) a d

6 miles (10 km) @ 400 mW b d

3 miles (5 km) @ 400 mW c d

Antenna connector

1 x female SMA standard polarity a

2 x female SMA standard polarity b c e

Input and Output

Discrete I/O

Input voltage-free contact f, output FET 30 Vdc 500 mA f

Description

The315-WH-GTWirelessHART™Gatewayestablishes

theconnectionbetweenwirelessfieldinstrumentation

andassetmanagementordistributedcontrolsystems.

Servingasthecentralcontrollerandsecuritymanager

forlow-powerwirelessmeshfieldinstruments

operatingundertheWirelessHARTstandard,the

315-WH-GTensuresperformancethroughdynamic

networkoptimizationandintelligentroutingtoachieve

highreliability,lowerlatency,anddeterministicpower

management.Theembeddedsecuritymanager

protectstheplantnetworkthroughsecuredevice

authentication,end-to-endencryptionandmessage

integritycheckingtocreateoneofthemostsecure

wirelessmeshnetworksavailable.

Operatingwithalow-powerWirelessHART802.15.4

RFlinktothesensors,connectivitytothehostsystem

canbeprovidedeitherviahardwiredLANconnection

orsecurewirelessLAN(802.11b/gor802.11a).The

315-WH-GTGatewaycanalsobecoupledwiththe

315-WH-DCWirelessHARTDataConcentratorto

createahighperformancewirelessbackbonethat

offersreliableandsecureconnectivityfrommultiple

WirelessHARTsensornetworks,aswellasallowing

secure,non-disruptiveexpansionofthenetworkas

needed.

Technical Data TD032017EN

Effective September 2014