Input Voltage:

DC 9-12 VDC input via barrel jack, from an AC/DC transformer or a
regulated dc power source. – Use the provided AC/DC adapter,
which is country specific and has all local standards approvals.

Telephone Line Interface:

Connect one side of the standard RJ-11 telephone cable to the GC-
50 (LINE) socket, on the back of the unit, and the other side to the
wall line socket.

DTMF Telephone Connection:

Connect a normal DTMF telephone to the RJ-11 socket in the back
of the GC-50 called (PHONE). This will enable the GC-50 to share
the line with a touch tone phone. This phone must be strictly for
emergency calls only.

RS232 Serial PC Connection:

The unit offers local connection of GC-50 directly to the PC.
Connect the male side of a D-Type serial cable (9-PIN) to the GC-
50, and the female side to a free serial port of the PC.

Operating Environment:

The GC-50 is an indoor device, which must be protected from
moisture or water.

Memory Capacity:

The GC-50 has 1 Mega Bytes of internal memory capable of storing
up to 256,000 events.

Data Transfer Rate:

Between GC-50 and GC-02 – 9600 baud RS232, and between PC
and GC-50 – 9600 baud for both RS232, and modem connections.

Memory and Clock Backup Battery:

3.6 Volt DC Rechargeable : NiMH button cell, 200 mAH

Buzzer and LED Operation:

Cadence (Stand By Mode) : No Tone, LEDs off.
Downloading Reader: 600Hz Tone 0.3s every 1s /Solid Green LED
Successful Command: 1200Hz Tone for 5s / Flash Green LED
Fail Command:1200Hz Tone 0.5s on/0.5s off for 5s / Flash Red LED

Modes for Connection to the PC:

1) PC Operator initiated dial-up connection to remote GC-50
2) PC Operator initiated Call-Back, dial connection to remote GC-50
3) Scheduled Automatic PC initiated dial-up/upload to remote GC-50
4) Automatic Remote Schedule dial-in received from GC-50

Call-back Telephony Function:

For a secure PSTN connection, and as a cost reduction for the
Central PC telephone fees, the GC-50 will hang up and dial-in to the
PC Call Center after a coded handshake and call-back request.

Answering Machine Defeat Telephony Function:

GC-50 shares the same line as a fax machine, or answering
machine. This feature will enable the GC-50 to pickup on the first
ring, after receiving a call with a single ring if normally the number of
rings to pickup is programmed to allow the fax machine to pick up
the line first.

Operating Temperature & Humidity:

– 20 C to +50 C / [- 4 F to + 122 F] – & – Up to 95% Non-Condensing

Current Consumption:

Offline Mode = 30 mA / Online Mode = 150 mA (Max)

Size:

150mm(L)x120mm(W)x30mm(D) — [5.91 ” x 2.5 ” x 2.2 “]

Weight:

150 grams ( 66.2 oz)