Model 901hs specifications – Trek 901HS ESD Event Detector User Manual
Page 2

Features
Features (cont.)
General
Operating Conditions
Dimensions
Detection Levels
Buzzer
Main Unit:
Five (5) LEDs indicate the relative level
The audible alarm that sounds when
110 mm H x 80 mm W x 45 mm D
of the ESD event
an event is detected and the Buzzer
(4.3” H x 3.1” W x 1.8” D)
ON-OFF is in the ON position.
1st Level: Yellow
Weight
2nd Level: Yellow
External Monitor Connection
500 grams (includes battery)
3rd Level: Yellow
Stereo Jack
1.1 lb.
4th Level: Red
5th Level: Red
Power Supply
Universal AC-DC adapter connected to
Power LED Lamp
an AC power source, or
Indicates that the power ON and that
Four (4) size AA, Lithium, 1.5V
the unit is operating
batteries
Power ON-OFF
Model 901HSA Antenna A (Active)
A slide switch. In the ON position, the
Connector: sub-miniature SMA adapter
Power LED is illuminated.
Cable: 1.5 m length antenna cable
Auto Reset ON-OFF
Model 901HSP Antenna P (Passive)
A slide switch. In the ON Position:
Monopole type, built in SMA adapter
Enables the unit to automatically detect
for connection to the Model 901HS
the next event within 2 sec. of being
returned to ON after a failure.
Compliant
In the OFF Position: A detected event is
held until the reset switch is depressed.
Buzzer ON-OFF
A slide switch. In the ON position, an
Temperature
audible alarm is sounded when an
10° to 40° C
event is detected.
Humidity
Reset Button
5% to 60% RH
Clears previous measurements
Model 901HS Specifications
The table below indicates the distances (in millimeters) and relative ESD voltages that will trigger
the level indicators the Model 901HS when it is used with the 901HSA or 901HSP antenna.
TREK, INC. • 190 Walnut Street • Lockport, NY 14094 • USA • 800-FOR TREK
(fax) • www.trekinc.com • [email protected]
716-438-7555 • 716-201-1804
E SD E ve nt S ensitivity Rati ng – Antenn a A (Active )
V oltage
Le vel 1
Le ve l 2
L evel 3
L evel 4
L evel 5
10 V
5 0 cmm
-
-
-
-
20 V
90 mm
-
-
-
-
30 V
10 0 mm
50 cm
-
-
-
50 V
16 0 mm
80 mm
60 mm
50 mm
-
60 V
20 0 mm
90 mm
70 mm
60 mm
5 0 mm
80 V
30 0 mm
1 20 mm
80 mm
70 mm
6 0 mm
10 0 V
40 0 mm
1 20 mm 1 00 mm
80 mm
7 0 mm
15 0 V
50 0 mm
1 80 mm 1 20 mm
110 mm
100 mm
20 0 V
45 0 mm
2 50 mm 1 40 mm
120 mm
100 mm
ESD Even t Sen sitivity – A nte nna P (P assive )
Vol tag e
L evel 1
Level 2
Level 3
Le ve l 4
Level 5
50 V
9 0 mm
20 mm
-
-
-
1 00 V
310 mm
80 mm
30 mm
25 mm
2 0 mm
2 00 V
800 mm
320 mm
22 0 mm
60 mm
4 0 mm