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.
DH485 TXEN: Transmit enable; open collector, V
OH
= 15 VDC, V
OL
=
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)
S
PECIFICATIONS
SIZE
G308A
8.4-inch
TYPE
TFT Active Matrix
COLORS
256
PIXELS
640 X 480 (VGA)
BRIGHTNESS
450 cd/m
2
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.
