INTRINSICALLY SAFE
320IS Plus
Intrinsically Safe Digital Weight Indicator
INDICATORS / CONTROLLERS
Standard Features
• LED display, 0.8 in (20 mm), six-digit, 16-segment
• Stainless steel NEMA Type 4X/IP66 enclosure
• T4 temperature rating
• Front panel digital calibration
• Automatic zero and span temperature compensation
• Excitation for four 350 ohms or eight 700 ohms load cells
• Gross/tare/net computation
• Tilt stand
www.ricelake.com | Phone: 800-472-6703
• Numeric keypad
• Duplex fiber optic interface
• Power ON/OFF; battery save mode
• I/O module option: two serial ports, two analog outputs,
four digital inputs, four relay contact outputs
• Eight setpoint (requires I/O module)
• Factory Mutual (FM entity approved for classes I, II, and III; Divisions 1 and 2; Groups A, B, C, D, E, F, and G)
• Time & date (requires I/O module)
• FM Entity Approved for use in hazardous locations per Rice Lake Weighing Systems
control drawing file number 72717.
Rice Lake Weighing Systems® warrants that all Rice Lake Weighing
Systems intrinsically safe (IS) equipment and systems installed by a
distributor or original equipment manufacturer (OEM) will operate per
written specifications as confirmed by the distributor/OEM and accepted
by Rice Lake Weighing Systems. All systems and components are
warranted against defects in materials and workmanship or one year.All
Rice Lake Weighing Systems intrinsically safe equipment carries a Factory
Mutual approval and is documented on various control drawings. Each
device is manufactured Rice Lake Weighing Systems factory authorized
personnel. To preserve the warranty and Factory Mutual approval, all
repairs or replacement of circuit boards or components housed within the
enclosures must be performed by Rice Lake Weighing Systems factory
authorized personnel.
Approvals
Measurement
Canada
Approved
Specifications
Load Cell Excitation:
3.0 VDC at 87.5 Ω
4.6 VDC at 700 Ω
Load Cell Current:
34 mA (4 x 350 Ω load cells) or (8 x 700 Ω load cells)
Load Cell Cabling:
Four and six-wire with remote sensing (recommended)
Analog Signal Input Range:
0.6 mV/V - 4.0 mV/V
Analog Signal Sensitivity:
0.2 µV/graduation minimum 1.5 µV/graduation
recommended
Conversion Rate:
60 updates/second
Resolution:
10,000 displayed graduations (NTEP Certified),
100,000 expanded
The maximum number of allowed graduations will
vary by application
Display Increments:
1, 2, 5
Display:
Six-digits, light emitting diode (LED); 16-segment,
0.8 in (20 mm) digits
Decimal Point:
Configurable with dead zeros
Unit Switching:
Configurable for two units of measurement
with front panel operation with conversion for
tare and setpoint values
Front Panel Control Switches:
Zero, Gross/Net, Tare, Print, Units Conv, Start, Stop,
Accum, Tare Display
Front Panel:
24-button flat membrane panel
Front Panel LED Annunciators:
Center Zero, Gross, Net, Motion, lb, kg, oz, g
Motion Band:
Configurable to ± 1 or ± 3 graduations, 1 second
delay (or Off)
Power Input:
5.8-7.9 VDC,100-175 mA
Maximum power consumption 0.25 watts
Operating Temperature:
14° F to 104° F (-10° C to 40° C) legal
Rating/Material:
Stainless steel NEMA Type 4X/IP66 enclosure
Optional Battery:
Operating times: 4 x 350 Ω = 35-40 hrs.
1 x 350 Ω = 40-50 hrs.
Charging times: 10 hrs for dead battery,
14 hrs for initial charge
Weight:
6.1 lb (2.8 kg)
Warranty:
One-year limited warranty
Approvals:
NTEP CC 03-078 Class III/IIIL 10,000d
UL/cUL Listed
FM Entity
Measurement Canada AM-5560
558
CAUTION! The equipment contained within this Explosive Environment
section requires greater attention to specification and installation guidelines.
Improper specification, installation or service of these products can result in
loss of equipment or serious injury.
An ISO 9001 Registered Company © 2018 Rice Lake Weighing Systems 01/18 Prices and specifications subject to change without notice. Visit ricelake.com for current prices.
INTRINSICALLY SAFE
320IS Plus
Intrinsically Safe Digital Weight Indicator
Part Number/Price
Part # Description Price
91235
91236
177501 320IS Plus indicator only Consult
320IS Plus intrinsically-safe digital weight indicator full keypad with battery
pack and charger & tilt stand
320IS Plus intrinsically-safe digital weight indicator full keypad with A/C
power supply
Consult
Consult
Options/Accessories
Part # Description Price
174049 Power supply, IS-EPS-100-240 VAC with barrel connector Consult
179142 DC extension cable 10 ft Consult
179143 DC extension cable 25 ft Consult
179144 DC extension cable 50 ft Consult
179145 DC extension cable 75 ft Consult
179146 DC extension cable 100 ft Consult
72725 IS-6 V battery option with cable adapter Consult
74001 Battery charger, 115 VAC Consult
74002 Battery charger, 230 VAC Consult
80869 Fuse, 1.25 A, 250 V TR5 time-lag (replacement part for the I/O module) Consult
72726 Tilt stand (required for battery model) Consult
89239
83388 Timer relay kit includes din rail, timer relay for latching and mount Consult
85353 Installation manual Consult
78076 I/O module manual Consult
Hazardous Environment Cable and Fiber Optic Cable
32817 EL147IS hazardous environment cable Consult
72241 Hazardous environment 3 conductor Consult
78026 Fiber optic, duplex cable 100 ft Consult
78027 Fiber optic, duplex cable 200 ft Consult
Dimensions
Without Battery
A 8.56 in (217.4 mm) D 2.64 in (67.1 mm)
B 6.00 in (152.4 mm) E 3.75 in (95.2 mm)
C 9.50 in (241.3 mm)
With Optional Battery and Tilt Stand
F 11.56 in (293.6 mm) G 4.75 in (120.7 mm)
Optional I/O Module
12.90 in x 11.63 in x 6.25 in (327.7 mm x 295.4 mm x 158.8 mm)
Optional Power Supply
7.00 in x 5.13 in x 3.125 in (177.8 mm x 130.0 mm x 79.375 mm)
I/O Module, stainless steel NEMA Type 4 enclosure, safe area option (requires
fiber optic cable, AC power required)
Consult
C D
Gross
Net
B
A
Without battery
C
Gross
Net
B
F
With optional battery and tilt stand
lb
kg
Count
E
lb
kg
Count
INDICATORS / CONTROLLERS
G
An ISO 9001 Registered Company © 2018 Rice Lake Weighing Systems 01/18 Prices and specifications subject to change without notice. Visit ricelake.com for current prices.
www.ricelake.com | Phone: 800-472-6703
559
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