EMIT
- 3651 Walnut Avenue, Chino, CA 91710 • (909) 664-9980 • Website:
TB-6512
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© 2014 DESCO INDUSTRIES, INC.
Employee Owned
Monitor Calibration Unit
Installation, Operation and Maintenance
Description
The EMIT 50512 Monitor Calibration Unit is designed to
simplify the process of calibrating Workstation Continuous
Monitors. The unit allows the user to quickly and easily
verify whether a tester is operating within specifications. The
Monitor Calibration Unit is a passive device and requires no
power source.
“A Compliance Verification Plan shall be established
to ensure the Organization’s fulfillment of the technical
requirements of the ESD Control Program Plan (ANSI/
ESD S20.20 section 7.3). The product qualification for the
Continuous Monitors per ANSI/ESD S20.20 Table 3 is “User
defined” test method and required limits, and compliance
verification is per ESD TR53 with the required limit being
“Manufacturer defined.” Per ESD TR53 Compiance
Verification “Compliance verification of the constant monitor
device should follow the manufacturer’s instructions.”
Packaging
1 Monitor Calibration Unit
1 Alligator Clip
1 Stacking Snap Adapter
1 Banana Plug / Wire Adapter
1 Certificate of Calibration
Calibration Test Procedures
The Monitor Calibration Unit was specifically designed for
use in calibration of Desco brand equipment. The following
step by step procedures will cover calibration for specific
test units. The procedures will not cover adjustment of the
test equipment. Contact our Customer Service Department
for detailed information regarding adjustment of specific
continuous monitors.
January 2014
Calibrating the Full Time Continuous Monitor
The Full Time Continuous Monitor is available as the
following item number:
TESTING THE OPERATOR CIRCUIT
1.
Connect the Calibration Unit’s GROUND test lead to a
ground point.
2. Insert the Calibration Unit’s OPERATOR test lead into
the Full Time Monitor’s OPERATOR jack.
Made in the
United States of America
Figure 1. EMIT 50512 Monitor Calibration Unit
Brand Item
EMIT
50543
EMIT
50544
Figure 2. Connecting the OPERATOR test lead from
the Monitor Calibration Unit to the Full Time Continuous
Monitor
3. Start the Calibration Unit’s selector knob at the full
counter-clockwise position. When testing the operator
circuit, test only the first four limits on the Calibration
Unit. Rotate the selector knob to the LOW FAIL position.
The red OPERATOR GROUND LED on the monitor
should illuminate, and the alarm should sound.
4. Rotate the selector knob clockwise to the LOW LIMIT
position of the green pass sector. The monitor’s green
OPERATOR GROUND LED should illuminate.
TECHNICAL BULLETIN TB-6512
