FLIR Commercial Systems Inc. EX540 Manual De Usuario

17                                             EX540  V1.0   2/09 

 

Double molded, waterproof 

6.5 feet (2 meters) 

Diode Test 

Test current of 0.9mA maximum, open circuit voltage 2.8V DC 

typical 

9999 records 

10 meters (approx) 

Transmitter Frequency  915MHz 
Continuity Check 

Audible signal will sound if the resistance is less than 35

Ω 

(approx.), test current <0.35mA 

Captures peaks >1ms 

Requires type K thermocouple 

Input Impedance >10MΩ VDC & >9MΩ VAC 
AC Response 

True rms 

50Hz to 1000Hz 

Crest Factor 

 ≤3 at full scale up to 500V, decreasing linearly to ≤1.5 at 1000V 

40,000 count, backlit, liquid crystal with bargraph 

Overrange indication 

“OL” is displayed 

15 minutes (approximately) with disable feature 

Polarity 

Automatic (no indication for positive); Minus (-) sign for negative  

2 times per second, nominal 

 ” is displayed if battery voltage drops below operating 

voltage 

Battery 

One 9 volt (NEDA 1604) battery 

Fuses  

mA, µA ranges; 0.5A/1000V ceramic fast blow 
A range; 10A/1000V ceramic fast blow 

Operating Temperature  41ºF to 104ºF (5ºC to 40ºC) 
Storage Temperature -4

o

F to 140

o

F (-20

o

C to 60

o

C) 

Max 80% up to 87ºF (31ºC) decreasing linearly to 50% at 104ºF 
(40ºC) 

<80%  

7000ft. (2000meters) maximum. 

Weight  

0.753lb (342g) (includes holster). 

Size  

7.36” x 3.2” x 2.0” (187 x 81 x 50mm) (includes holster) 

This meter is intended for origin of installation use and protected, 
against the users, by double insulation per EN61010-1 and 
IEC61010-1 2

nd

 Edition (2001) to Category IV 600V and Category 

III 1000V; Pollution Degree 2. The meter also meets UL 61010-1, 
2

nd

 Edition (2004), CAN/CSA C22.2 No. 61010-1 2

nd

 Edition (2004), 

and UL 61010B-2-031, 1

st

 Edition (2003)