Meco DET 909 Owner's manual

DET 909
Meco
Brand
Meco
Model
DET 909
Category
Multimeters
Type
Owner's manual

Meco DET 909 is a digital earth resistance tester designed for precise measurement of earthing in electrical systems, telecommunication networks, and electrical traction systems. It features two ranges for earth resistance measurement (0-100Ω and 0-1000Ω), earth voltage measurement (0-10V AC), a large 3½-digit (1999 counts) LCD display, and single-person push-button operation. The device is IEC 1010 CAT III 200V compliant, ensuring safety during use.

Meco DET 909 is a digital earth resistance tester designed for precise measurement of earthing in electrical systems, telecommunication networks, and electrical traction systems. It features two ranges for earth resistance measurement (0-100Ω and 0-1000Ω), earth voltage measurement (0-10V AC), a large 3½-digit (1999 counts) LCD display, and single-person push-button operation. The device is IEC 1010 CAT III 200V compliant, ensuring safety during use.

Display 3½ dgt. ( 1999 Counts ) LCD Display with 14mm height.
Accuracy ± (3% rdg. + 5 dgt.) For Earth Resistance
± (1% rdg. + 2 dgt.) For Earth Voltage
Conversion Rate 2.5 Sec
Over Range Indication "1" is displayed
Operating Temperature 0° to 50°C
Storage Temperature -20° to 60°C
Relative Humidity 80% Maximum
Low Battery Is Displayed when Battery Voltage drops below Operating Voltage
Dielectric Strength 2.5KV 50Hz for 1min, between Input Terminals & Case@
Insulation Resistance More than 50M 500V between Circuit & CaseV@
VA-Power < 3.0VA
Power 1.2V  AA x 8 Rechargeable Batteries
Dimensions 166 x 111 x 75mm (approx.)
Weight 525gms. Including Battery (approx.)
Accessories (Standard) Carrying Case x 1, 1.2V  AA Rechargeable Batteries (fitted in) x 8, Instruction Manual x 1,
Carton x 1, 2 Pin Male-Female Wire
Accessories (Optional) Test Leads x 1 Set (Red, Yellow, Black), Earthing Spikes (Rods) x 2
General Specifications :
Electrical Specifications
Precision Earth Resistance Measurment
Features
3½ Digit (1999 Counts) 14mm LCD Display
l
Auto Power Off Function (after 3-5min.)l
Low Battery Indicationl
Capable of Measuring Earth Voltage (0 - 10V AC)l
Light Weight & Portablel
Extremely Simple to Operate Connect - Press - Readl
Designed to Reject High Levels of Noise & Interferencel
lDesigned to Generally Confirm to IS10656-1983
Range Selection & Single Person Push Button Operation Switches
l
Two Ranges for Earth Resistance Measurementl
Functions Icons on Displayl
Battery Operatedl
IEC 1010 CAT III 200Vl
Sturdy, Elegant & Compact Bodyl
Digital Earth Resistance Tester
Introduction
MECO DET 909 is designed with technical know how from FUSO Electric Company of Japan. It is useful for measurment of Earth Resistance of
Earthing in the Electrical System. This Instrument finds wide applications for testing Earthing of installations in Power Industries,
Telecommunication Networks & Electrical Traction Systems etc. It also measures Earth Voltage.
Specification Range Resolution
Earth Resistance 0 - 100 0.1VV
0 - 1000 1VV
Earth Voltage 0 - 10V AC 0.01VAC
at 23 C ±5 C
00
DET 909
E
1
P
1
P
2
E
2
E
1
P
1
P
2
E
2
Earth Electrode /
Plate Under Test
Earthing
Spikes (Rods)
Red YellowBlack
5-10m 5-10m
EARTH
ISO 9001-2015 Certified Company www.mecoinst.com
99
Digital Earth Resistance Tester
DET 909
AC 10V
100 Ω
1000 Ω
CHARGE
Digital Earth Resistance Tester
DET 909
AC 10V
100 Ω
1000 Ω
CHARGE
TEST
TEST
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Meco DET 909 Owner's manual

DET 909
Meco
Brand
Meco
Model
DET 909
Category
Multimeters
Type
Owner's manual

Meco DET 909 is a digital earth resistance tester designed for precise measurement of earthing in electrical systems, telecommunication networks, and electrical traction systems. It features two ranges for earth resistance measurement (0-100Ω and 0-1000Ω), earth voltage measurement (0-10V AC), a large 3½-digit (1999 counts) LCD display, and single-person push-button operation. The device is IEC 1010 CAT III 200V compliant, ensuring safety during use.

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