DESCO WEST - 3651 Walnut Avenue, Chino, CA 91710 • (909) 627-8178
DESCO EAST - One Colgate Way, Canton, MA 02021-1407 • (781) 821-8370 • Website: Desco.com
TB-3058 Page 5 of 5
© 2013 DESCO INDUSTRIES, INC.
Employee Owned
Limited Warranty
Desco expressly warrants that for a period of one (1) year from the date
of purchase Desco Continuous Monitors will be free of defects in material
(parts) and workmanship (labor). Within the warranty period, a credit
for purchase of replacement Desco Continuous Monitors, or, at Desco’s
option, the Continuous Monitor will be repaired or replaced free of charge.
If product credit is issued, the amount will be calculated by multiplying
the unused portion of the expected one year life times the original unit
purchase price. Call our Customer Service Department at 909-627-8178
(Chino, CA) or 781-821-8370 (Canton, MA) for a Return Material
Authorization (RMA) and proper shipping instructions and address. Please
include a copy of your original packing slip, invoice, or other proof of date
of purchase. Any unit under warranty should be shipped prepaid to the
Desco factory. Warranty replacements will take approximately two weeks.
If your unit is out of warranty, call our Customer Service Department at
909-627-8178 (Chino, CA) or 781-821-8370 (Canton, MA) for a Return
Material Authorization (RMA) and proper shipping instructions and
address. Desco will quote repair charges necessary to bring your unit up
to factory standards.
Warranty Exclusions
THE FOREGOING EXPRESS WARRANTY IS MADE IN LIEU OF
ALL OTHER PRODUCT WARRANTIES, EXPRESSED AND IMPLIED,
INCLUDING MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE WHICH ARE SPECIFICALLY DISCLAIMED. The express
warranty will not apply to defects or damage due to accidents, neglect,
misuse, alterations, operator error, or failure to properly maintain, clean or
repair products.
Limit of Liability
In no event will Desco or any seller be responsible or liable for any injury,
loss or damage, direct or consequential, arising out of the use of or
the inability to use the product. Before using, users shall determine the
suitability of the product for their intended use, and users assume all risk
and liability whatsoever in connection therewith.
Specifications
Test range of monitored circuit 500K - 10M ohms†
Supervisor Jack
Resistance to Ground 47k ohms typical
Worksurface Limit* Set to 10 Megohms
(1 x 10
7
ohms)
Operating Voltage 120 VAC, 50-60 Hz (
19246
)
220 VAC, 50-60 Hz (
19247
)
Wrist strap open circuit voltage 1.2 volts peak to peak @
1-2 MicroAmps
Mat test open circuit voltage 5 to 7.5 volts
Response time to alarm < 50 mS
Operating Temperature 0 - 40°C
Long Term Drift <0.5% per Decade
(1st Decade is 1 hr)
NOTE: Worksurface must have a conductive layer such as
Dual Layer Rubber or Dissipative 3-Layer Vinyl or Micastat®
Dissipative Laminate with conductive buried layers.
Desco Continuous Monitors are not recommended for use
with homogeneous matting.
† This cannot be verified with standard DC test equipment.
The continuous monitor is an impedance sensing device and
the limits are determined by the magnitude and angle of the
impedance.
*Contact factory for special limits.
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