2
3
1.
Transmitter
2.
Receiver
3.
Power On/Off/Reset Button
4.
Power On Indicator
5.
Sensing Tip
6.
Wiring Condition Indicators
7.
Wiring Condition Codes
8.
GFCI Test Button
9.
Circuit Status Indicator
10.
Battery Door
11.
Transmitter Docking Receptacle
1
7
6
8
5 4
2
3
9
11
10
GENERAL SPECIFICATIONS
The Klein Tools ET310 is a digital circuit breaker finder used to locate
the correct circuit breaker in a panel to which an electrical outlet or
fixture is connected. The transmitter is connected to the electrical
outlet or fixture in the circuit while the receiver is used to scan the
breakers in the circuit breaker panel.
• Operating Voltage:
90V to 120V AC, 50/60Hz
• Operating Altitude:
6562 ft. (2000m)
• Relative Humidity:
<90% non-condensing
• Operating Temp:
32
°
to 122
°
F (0
°
to 50
°
C)
• Storage Temp:
-4
°
to 122
°
F (-20
°
to 50
°
C)
• Dimensions (transmitter docked in receiver):
10.96" x 2.16" x 1.39" (278 x 55 x 35 mm)
• Weight (transmitter, receiver, and batteries):
7.2 oz. (204 g)
• Battery (receiver):
1 x 9V Alkaline (included)
• Auto-Power Off (receiver):
Following 3 minutes of inactivity
• Standards:
Conforms to: UL STD 61010-1,
61010-2-030 1436.
Certified to: CSA STD C22.2 # 61010-1,
61010-2-030, 160.
• Drop Protection:
6.6 ft. (2m)
• Ingress Protection:
IP40 dust resistant
• Pollution Degree:
2
Specifications subject to change.
ENGLISH
FEATURE DETAILS
NOTE: There are no user-
serviceable parts inside.
INDICATORS
CONDITION INDICATED
Open Ground
Open Neutral
Open Hot
Hot & Ground Reversed
Hot & Neutral Reversed
Hot On Neutral with Open Hot
GFCI Testing in Progress
Correct Wiring
FIG. 1
Illuminated Red
Illuminated Orange
Not Illuminated
SYMBOLS ON BACK OF TESTER
Risk of electric shock
This product has been independently
tested by Intertek and meets applicable
published standards.
Warning or Caution
Read Instructions
WEEE
– Battery disposal
5000573
