2

1. POWER REQUIREMENTS:

+24 VDC ±20% @ 24 W maximum. Must use Class 2 or SELV rated power

supply.

Power connection via removable three position terminal block.

Notes:

1. The front panel PWR LED indicates power.

2. The G308’s circuit common is not connected to the enclosure of the unit.

See “Connecting to Earth Ground” in the section “Installing and

Powering the G308.”

2. BATTERY: Lithium coin cell. Typical lifetime of 10 years.

3. DISPLAY:

*Lifetime at room temperature. Refer to “Display” in “Software/Unit Operation”

4. 7-KEY KEYPAD: for on-screen menus.

5. TOUCHSCREEN: Resistive analog

6. MEMORY:

On Board User Memory: 8 Mbyte of onboard non-volatile Flash memory.

Memory Card: CompactFlash Type II slot for Type I and Type II

CompactFlash cards.

7. COMMUNICATIONS:

USB Port: Adheres to USB specification 1.1. Device only using Type B

connection.

Serial Ports: Format and Baud Rates for each port are individually software

programmable up to 115,200 baud.

PGM Port: RS232 port via RJ12.

COMMS Ports: RS422/485 port via RJ45, and RS232 port via RJ12.

0.5 V @ 25 mA max.

Note: For additional information on the communications or signal

common and connections to earth ground please see the “Connecting

to Earth Ground” in the section “Installing and Powering the G308.”

Ethernet Port: 10 BASE-T / 100 BASE-TX

RJ45 jack is wired as a NIC (Network Interface Card).

8. ENVIRONMENTAL CONDITIONS:

Operating Temperature Range: 0 to 50°C

Storage Temperature Range: -20 to 60°C

Operating and Storage Humidity: 80% maximum relative humidity (non-

condensing) from 0 to 50°C.

Vibration According to IEC 68-2-6: Operational 10 to 55 Hz, in X, Y, Z

direction for 1.5 hours, 1 g.

Shock According to IEC 68-2-27: Operational 30 g’s, 9 msec in 3 directions.

Altitude: Up to 2000 meters.

9. CERTIFICATIONS AND COMPLIANCES:

SAFETY

UL Recognized Component, File #E179259, UL61010-1, CSA 22.2 No. 61010-1

Recognized to U.S. and Canadian requirements under the Component

Recognition Program of Underwriters Laboratories, Inc

Type 4X Enclosure rating (Face only), UL50

UL Listed, File #E211967, UL61010-1, UL1604, CSA 22.2 No. 61010.1,

CSA 22.2 No. 213-M1987

LISTED by Und. Lab. Inc. to U.S. and Canadian safety standards

IECEE CB Scheme Test Certificate #US/9737C/UL

CB Scheme Test Report #E179259-V01-S04

Issued by Underwriters Laboratories Inc.

IEC 61010-1, EN 61010-1: Safety requirements for electrical equipment

for measurement, control, and laboratory use, Part 1.

IP66 Enclosure rating (Face only), IEC 529

ELECTROMAGNETIC COMPATIBILITY

Emissions and Immunity to EN 61326: Electrical Equipment for

Measurement, Control and Laboratory use.

Notes:

1. Criterion A: Normal operation within specified limits.

2. Criterion B: Temporary loss of performance from which the unit self-

recovers.

10. CONNECTIONS: Compression cage-clamp terminal block.

Wire Gage: 12-30 AWG copper wire

Torque: 5-7 inch-pounds (56-79 N-cm)

11. CONSTRUCTION: Steel rear metal enclosure with NEMA 4X/IP66

aluminum front plate for indoor use only when correctly fitted with the gasket

provided. Installation Category II, Pollution Degree 2.

12. MOUNTING REQUIREMENTS: Maximum panel thickness is 0.25" (6.3

mm). For NEMA 4X/IP66 sealing, a steel panel with a minimum thickness of

0.125" (3.17 mm) is recommended.

Maximum Mounting Stud Torque: 17 inch-pounds (1.92 N-m)

13. WEIGHT: 4.20 lbs (1.91 Kg)

DIMENSIONS In inches (mm)

SIZE

G308A

8.4-inch

TYPE

TFT Active Matrix

COLORS

256

PIXELS

640 X 480 (VGA)

BRIGHTNESS

BACKLIGHT*

40,000 HR TYP.

Class A

EN 55011

Emissions

Emissions:

3 V/rms

Criterion B

EN 61000-4-6

RF conducted interference

2 kV L&N-E power

2 kV power

Criterion A

EN 61000-4-4

Fast transients (burst)

Criterion A

EN 61000-4-5

Surge

1 kV L-L,

10 V/m

Criterion A

EN 61000-4-3

Electromagnetic RF fields

1 kV signal

8 kV air discharge

4 kV contact discharge

Criterion A

EN 61000-4-2

Electrostatic discharge

Immunity to Industrial Locations:

WARNING - DO NOT CONNECT OR DISCONNECT CABLES

WHILE POWER IS APPLIED UNLESS AREA IS KNOWN TO BE

NON-HAZARDOUS. USB PORT IS FOR SYSTEM SET-UP AND

DIAGNOSTICS AND IS NOT INTENDED FOR PERMANENT

CONNECTION.