
Production Line Ground Bond Testers
HYAMP® III is a microprocessor controlled Ground Bond tester with an enhanced graphic LCD. Three models are
available: the 3130 with 30 Amp output, the 3140 with 40 Amp output and the 3160 with 60 Amp output. Model
3130 also has an optional external RS-232 interface. HYAMP III can be interconnected with Hypot III to form a
complete test system.
Model 3130 - 30 Amp Ground Bond Tester
Model 3140 - 40 Amp Ground Bond Tester
Model 3160 - 60 Amp Ground Bond Tester
Features and Benefits
External RS-232 interface
available for entry-level
automation (Model 3130)
®
Patented VERI-CHEK
prompts users through steps
to validate the instrument’s
operation
Graphic LCD provides intuitive
menu system to simplify the
entire testing process from
set-up to results
Patented CAL-ALERT® feature
alerts the operator that the
tester is due for re-calibration
PLC Remote Control allows
operators to remotely control
the Ground Bond tester
feature
10 Memories with 3 Steps
per memory for storing and
recalling test parameters
Interconnects with an
Associated Research Hipot
tester to form a complete
test system
4 wire measurement and
milliohm offset for accurate
Ground Bond test results
Electronic Dwell timer for
more consistent and
reliable testing
Adjustable output current
and milliohm trip ranges to
meet all safety agency
specifications for Ground
Bond test requirements
Safety agency listed.

Input Specifications
Voltage 115/230 VAC ± 10%, user selectable
Frequency 50/60 Hz ± 5%
Fuse - 3130 6.3 A, Slow Blow 250 VAC
Fuse - 3140 10 A, Slow Blow 250 VAC
Fuse - 3160 15 A, Slow Blow 250 VAC
Ground Bond Test Mode
Output Rating Current 3130: 1.00 - 30.00 AAC
Voltage 3130: 6 VAC, xed
Current 3140: 1.00 - 40.00 AAC
Voltage 3140: 8 VAC, xed
Current 3160: 1.00 - 60.00 AAC
Voltage 3160: 9 VAC, xed
Resolution: 0.01 A
Regulation: ± (2% of setting + 0.02 A)
Output Frequency Range: 50 / 60 Hz, User Selectable
Dwell Time Set ting Range: 0 and 0.5 - 999.9 secs
0 for continuous running
Resolution: 0.1 sec
Accuracy: ± (0.1% of setting + 0.05 secs)
Ground Bond Test Mode
Ohmmeter Display 3140 Range: 0 - 150 mΩ for 30.01 - 40.00 A
0 - 200 mΩ for 10.01 - 30.00 A
0 - 600 mΩ for 6.00 - 10.00 A
Resolution: 1 mΩ
Accuracy: ± (2% of reading + 2 mΩ)
Range: 0 - 600 mΩ for 1.00 - 5.99 A
Resolution: 1 mΩ
Accuracy: ± (3% of reading + 3 mΩ)
Ohmmeter Display 3160 Range: 0 - 150 mΩ for 30.01 - 60.00 A
0 - 300 mΩ for 15.01 - 30.00 A
0 - 600 mΩ for 6.00 - 15.00 A
Resolution: 1 mΩ
Accuracy: ± (2% of reading + 2 mΩ)
Range: 0 - 600 mΩ for 1.00 - 5.99 A
Resolution: 1 mΩ
Accuracy: ± (3% of reading + 3 mΩ)
Timer Display Range: 0.0 - 999.9 secs
Resolution: 0.1 secs
Accuracy: ± (0.1% of reading + 0.05 secs)
(Continued)
General Specifications
Mechanical Bench or rack mount with tilt up feet.
Dimensions 3130 (W x H x D) 8.5 x 4.0 x 15.5 in. (216 x 103 x 390 mm)
includes feet
Maximum & Minimum Range 3130: 0 - 120 mΩ for 1 - 30.00 A
Limits 0 - 510 mΩ for 1 - 10.00 A
Accuracy 3130: ± (2% of setting + 2 mΩ)
Range 3140: 0 - 150 mΩ for 30.01 - 40.00 A
0 - 200 mΩ for 10.01 - 30.00 A
0 - 600 mΩ for 1.00 - 10.00 A
Accuracy 3140: ± (3% of setting + 3 mΩ)
Range 3160: 0 - 150 mΩ for 30.01 - 60.00 A
0 - 300 mΩ for 15.01 - 30.00 A
0 - 600 mΩ for 1.00 - 15.00 A
Accuracy 3160: ± (3% of setting + 3 mΩ)
Offset Capability Range: 0 - 100 mΩ
Resolution: 1 mΩ
Accuracy: ± (2% of setting + 2 mΩ)
Current Display 3130 Range: 0.00 - 30.00 A
Resolution: 0.01 A / step
Accuracy: ± (3% of reading + 0.03 A)
Current Display 3140 Range: 0.00 - 40.00 A
Resolution: 0.01 A
Accuracy: ± (3% of reading + 0.03 A)
Current Display 3160 Range: 0.00 - 60.00 A
Resolution: 0.01 A
Accuracy: ± (3% of reading + 0.03 A)
Ohmmeter Display 3130 Range: 0 - 510 mΩ
Resolution: 1 mΩ / step
Accuracy: ± (2% of reading + 2 mΩ)
Dimensions 3140 (W x H x D) 8.5 x 4.0 x 16.9 in. (216 x 103 x 430 mm)
includes feet
Dimensions 3160 (W x H x D) 16.9 x 5.1 x 15.7 in. (430 x 130 x 400 mm)
includes feet
Weight 3130 19.15 lbs (8.7 kgs)
Weight 3140 30.9 lbs (14 kgs)
Weight 3160 49.40 lbs (22.40 kgs)
Remote Control & The following input and output signals are provided
Signal Output through two 9 pin D type connectors:
1. Remote control: Test, Reset, Interlock, and
Withstand Processing
2. Remote recall of memory program #1, #2, and #3
3. Outputs: Pass, Fail, Test-in-process, Start Out
and Reset Out
Program Memory 10 Memories, 3 steps per memory
Interface External RS-232 interface for Model 3130
Specications subject to change without notice.
Accredited calibration service available. Includes ISO 17025,
ANSI Z540.1-1994, CTL & Denan’s Law requirements.
For more information on testing to a specc standard, refer back to the
Common Safety Standard Reference Char t.

We have local sales offices throughout
the world to serve you more efficiently.
To find your nearest representative visit the
“Local Sales Offices” section of our web site at
www.asresearch.com or call us toll-free at 1-800-858-8378
13860 West Laurel Drive,
Lake Forest, IL U.S.A. 60045
For more information visit us at www.asresearch.com
or call us toll-free at 1-800-858-TEST(8378)
VER 0112