Hanna-instruments HI 504901 Manual de usuario descargar pdf (Pagina 6)

1110

TECHNICAL DATA

Max output power 2 W for EGSM900; 1 W for GSM1800/1900

SIM interface 3V type SIM card

Antenna Dual-band antenna (900/1800/1900 MHz)

RS232 channels towards instruments

For connection of an instrument with RS232,

baud rate up to 9600 (limited by the instrument)

RS485 channel towards instruments

For connection of all instruments with RS485 in the

same bus; baud rate up to 9600

Digital input channel Supporting mechanical relays or open-collector outputs

Digital output channel Open collector output, 5 mA / 30V max.

RS232 auxiliary port towards PC

D-Sub female connector, baud rate up to 9600

Installation Category I

Power Supply 12 VDC adapter & internal rechargeable battery

(12V / 0.8 Ah) for backing up

Power Consumption 6 VA max.

Environment 0 to 50 ºC; max. 85% RH non-condensing

Enclosure ABS case, IP54

Dimensions 240 x 200 x 98 mm (9.4 x 7.9 x 3.9”)

SAFETY INFORMATION

Radio devices have limitations in the vicinity of electronic

devices.

• Unplug and turn off the unit in hospitals or near medical

devices like pacemakers or hearing aids. The module may

interfere with the operation of these devices.

• Unplug and turn off the unit when flying. Secure is so that

it can not be powered inadvertently.

• Unplug and turn off the unit near petrol stations, fuel

depots, chemical plants or blasting operations. The mod-

ule can disturb the operation of technical equipment.

• Interference can occur if the device is used near televi-

sions, radios or PCs.

In order to avoid possible damage, it is recommended to

use only the Hanna Instruments accessories. They have been

tested and shown to work well with this device. However,

accessories are not covered by the warranty.

MAINTENANCE & SAFETY TIPS

• SIM card: do not bend or scratch the SIM card or expose

it to static electricity.

• Wipe the module housing with a moist or antistatic cloth.

Do not use a chemical cleaning agent.

• Do not expose the GSM module to any extreme environ-

ment where the temperature or humidity is high.

• Do not attempt to disassemble the unit. There are no user

serviceable parts inside.

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