OMRON ​ZN-CTX / CTM Portable Power Monitor

Connectable sensor

ZN-CTM[]1-[]A

Display

7-seg. 5-digit 2-step LCD display, auxiliary information indicator displays

Recording Interval

1 s, 2 s, 5 s, 10 s, 20 s, 30 s, 1 min. *1

Calculation functions *2

Momentary power, Integrated power consumption

Measurement Mode

Normal mode, Sleep mode *3, High-speed logging mode *4

Recording Mode

Continue mode *5, Ring mode *6

External Output

Alarm output (Photocoupler output) *7

Internal storage device

Internal memory: approx. 6500 data items

External storage device

SD card (measured value and converted value saving/set value saving and reading), 
Recommended SD card: HMC-SD292 (2 GB) and HMC-SD492 (4 GB) (manufactured by 
OMRON) *8

Power Supply

DC input: 24 VDC ±10%; 
Batteries: Two AAA batteries *9

Current Consumption

80 mA max.

Battery Life *10

Approx. 1 week *11

Operating Temperature

Battery Supply: -10°C to 60°C (no condensation or icing)

Operating Humidity

20% to 85% (no condensation or icing)

Storage Humidity/ 
Temperature

-15°C to +60°C, 20% to 85% (no condensation or icing)

Insulation Resistance

20 MΩ (500 VDC)

Withstand Voltage

1000 VAC, 50/60 Hz, 1 min.: Between the case and current input circuit

Vibration Resistance

With mounting screws: 10 to 150 Hz, 0.7 mm double amplitude, acceleration: 
50 m/s² for each in X, Y and Z directions for 80 min. 
With mounting magnets: 10 to 55 Hz, 0.3 mm double amplitude, acceleration: 
20 m/s² for each in X, Y and Z directions for 50 min.

Shock Resistance

150 m/s² in 6 directions (+/-X, +/-Y, and +/-Z directions), 3 times each *12

Material

ABS

Degree of Protection

IP30

Mounting

Magnet mounting, screw mounting, hook

Weight (in Package)

Approx. 500 g

Accessories

Instruction Sheet, Startup Guide, Mounting Magnets *13, Alarm Output Connector *14, 
DC Cable, and Ferrite Core