Inline Power Meter

Installed in-line between the electrical source and a basic power strip or individual appliance, the power meter monitors voltage (V), current (A), and energy consumption (kWh) with billing-grade accuracy.

For advanced control, an optional relay enables remote power switching of connected devices. Designed for maximum reliability, it utilizes a bi-stable latching relay that safely retains its On/Off state even in the event of a power loss to the sensor.

AKCP In Line Power Meter - ILPM

Inline Power Meter

In Line Power Meter Connection Diagram

The AKCP In-Line Power Meter provides a seamless, easy-to-install upgrade path to transform standard, low-cost power strips into fully intelligent power distribution systems. Designed for rapid deployment, it delivers comprehensive power monitoring and optional power switching without the premium cost or proprietary lock-in of traditional smart PDUs.

Critical Data for sensorCFD Accurate power data is foundational for data center optimization. The In-Line Power Meter acts as a direct, essential input for sensorCFD. By providing precise power-per-rack metrics to complement your cabinet thermal maps, it enables the generation of highly accurate Computational Fluid Dynamics (CFD) calculations for targeted cooling and efficiency improvements.

Essential Power Management Monitoring up to 16 In-Line Power Meters from a single sensorProbe+ base unit, this sensor is vital for:

  • Capacity Planning: Ensuring sufficient power overhead before adding new equipment to a circuit.

  • Load Monitoring: Checking how close your cabinets are to tripping their circuit breakers.

  • Client Billing: Tracking accurate, individual power usage for clients in co-located services.

The Advantage of a Decoupled Controller By removing the intelligence from the power strip itself and moving it to the sensorProbe+, you unlock several operational and cost-saving advantages:

  • Consolidated Management: Use a single IP address to monitor power across multiple cabinets.

  • Zero Downtime Maintenance: The controller is hot-swappable. If servicing is needed, your cabinets stay online.

  • Maximized 0U Space: Moving the controller out of the power strip frees up valuable physical space for more outlets.

  • Future-Proof Infrastructure: As your power needs scale, simply swap out the basic “dumb” power strip. There is no need to buy a new controller or power meter.

Optional Switching & Cabinet-Level Safety

When equipped with the optional power switching relay, the In-Line Power Meter provides proactive cabinet safety. By pairing the meter with an AKCP smoke detector inside the cabinet, the system can automatically cut power to a specific rack if smoke is detected. This eliminates the energy source of a potential fire, isolating the incident to a single cabinet and preventing escalation into a catastrophic data center shutdown or the costly deployment of facility-wide gas suppression systems.

Measurements

 

Power Rating

Input Voltage rating:        

– 1 phase                  

– 100V~250V AC       

Current Rating :

– 16A – 32A

Power Measurements – Voltage (V)

–  Voltage (V)                 

–  Active Power (kW)             

– Leakage current (A)            

– Current (A)

– Total Active Energy (kWh)

– Power Factor

Environment monitoring

Optional Cabinet Thermal Map (-CT

– Temperature sensor  *range -40°C to +75°C 

M or -CTHM)

– Humidity sensor

* 0 to 100% Relative humidity

Control

  

Switching Relay

Latched Relay

Contacts rating : 40 Amp

Mechanical Life : 1 10^7 times

Electrical Life : 3 10^4 times

 
 

Class B

 

Status Indication

LED indication for power

LED Relay status (with optional rela

y)

Inputs

1x sensor RJ45 Port

Hardwired with following plugs :

–              IEC 60320 C20            – IEC 60320 C14           – Nema 5-15P                 – Nema 5-20P            

–              Nema 5-30P               

–              Nema L5-15P

– Nema L5-20P

– Nema L5-30P

– UK BS

– Shuko CEE 7/7 plug

– IEC60309 2P+E blue

Outputs

Outlet types :

–              IEC 60320 C13                 

–              IEC 60320 C19                 – Nema 5-15R                 – Nema 5-20R                 – Nema 5-30R                 

– Nema L5-20R

– Nema L5-30R

– UK BS1363

– Shuko CEE 7/3 Socket

– IEC 60309 2P+E Blue

Interface

 

Communications cable

RJ-45 jack to sensor using UTP CAT5e/6 cable

Power source

Powered by the sensorProbe+ familiy units. No additional power needed

Power Consumption

Typical 800 mWatt, 160 mA

Maximum Cable Length

Peak 1.75 Watt, 350 mA

Run length is 32 feet (10 meters) with approved low capacitance shielded cable or UTP

Dimensions

170 x 85 x 52 mm

Mounting

Keyhole mounting

Components

Components Manufactured using highly integrated, low power surface mount technology to ensure long term reliability.

Operating Environment

Temperature : Min. -35° C – Max.80° C

Humidity: Min. 20% – Max. 80% (Non-Condensing)

MTBF

1,400,000 Hours based on field experience with sensorProbe units.

Important Note

sensorProbe+ units auto detects the presence of the ILPM sensor

–              The ILPM sensor is only compatible with the sensorProbe+ platform units.

–              When plugging the first time or after upgrading a sensorProbe+ unit, the sensor’s firmware might beupgraded by the unit and not be available right away.

–              On the sensorProbeX+, the sensor can be used only on the main module sensor ports

Sensor count

ILPM : 5                                           -CTM : +9

ILPM-LR : 6                                        -CTHM : +11

In Line Power Meter Technical Drawing

In-Line Power Meter Features​

In Line Power Meter Plug and Socket options

Scaleable Solution

Manage up to 16 cabinets* on a single IP address, turning your basic power strip into a smart PDU. Monitor multiple SPX+ base units from a single user interface by connecting them with AKCPro Server centralized management software. Build up your data center from a Rack+, to a smartRow to a smartCenter.

Screenshots from AKCP Pro Server showing customized desktops with drill down mapping and cabinet racks maps

*Up to 16 cabinets with in-line power meter only. Addition of thermal maps and relays decreases the number possible.

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