Displays Key Product Criteria
Effective Date: July 1, 2016
COMPUTER MONITORS
|
Total Energy Consumption Calculation (kWh)
|
|
|---|---|
| E_TEC=8.76 ×(0.35×P_ON+0.65×P_SLEEP) |
|
Maximum Total Energy Consumption Calculation (kWh)
|
|
|---|---|
|
A < 130
|
(6.13×r)+(0.06×A)+ 9 |
|
130 ≤ A <150
|
(6.13×r)+(0.69×A)-72.38 |
|
150 ≤ A <180
|
(6.13×r)+(0.21×A)-0.50 |
|
180 ≤ A < 200
|
(6.13×r)+(0.05×A)+28 |
|
200 ≤ A <230
|
(6.13×r)+(0.03 × A)+31.33 |
|
230 ≤ A <280
|
(6.13×r)+(0.2×A)-7 |
|
280 ≤ A <300
|
(6.13×r)+49 |
|
300 ≤ A <500
|
(6.13×r)+(0.2×A)-11 |
|
A ≥ 500
|
(6.13×r)+89 |
|
r is the screen resolution in megapixels
|
|
|
A is the Screen Area in in2
|
|
|
Total Energy Consumption Requirement (kWh)
|
|---|
| E_TEC≤(E_(TEC_MAX)+E_EP+E_ABC+E_N+E_T+E_OS) ×eff_(AC_DC) |
| E_EP is the enhanced performance display allowance |
| E_ABC is the Automatic Brightness Control allowance |
| E_N is the Full Network Connectivity allowance |
| E_T is the Touch Functionality allowance |
| E_OS is the Occupancy Sensor allowance |
| eff_(AC_DC) is the standard adjustment for ac-dc power conversion losses that occur at the device powering the Display, and is 1.0 for Ac-powered Displays and 0.85 for Displays with Standard dc |
|
Total Energy Consumption Allowances (kWh)
|
|
|---|---|
| Enhanced performance display with Color Gamut support is 32.9% of CIE LUV or greater. |
0.15×E_TEC_MAX-6.13×r)
|
| Enhanced performance display with Color Gamut support is 38.4% of CIE LUV or greater |
0.65×(E_TEC_MAX-6.13×r)
|
| Automatic Brightness Control Allowance |
E_ABC=0.05×E_TEC_MAX
|
| Full Network Connectivity Allowance |
2.9
|
| Touch Functionality Allowance |
E_ABC=0.15×E_TEC_MAX
|
| Occupancy Sensor Allowance |
1.7
|
SIGNAGE DISPLAYS
|
Maximum On Mode Calculation (W)
|
|---|
| P_ON_MAX = (4.0×10^(-5) x ℓ ×A)+119×tanh(0.0008×(A-200.0)+0.11)+6 |
| A = Screen Area in square inches |
| ℓ = Maximum Measured Luminance of the display in candelas per square meter |
|
On Mode Requirement (W)
|
|---|
|
P_ON ≤ P_ON_MAX+P_ABC
|
| P_ABC is the Measured On Mode Power allowance for ABC in watts |
|
On Mode Allowances (W)
|
|
|---|---|
| Automatic Brightness Control Allowance | P_ABC=0.05×P_ON_MAX |
|
Maximum Sleep Mode Power Requirement (W)
|
|---|
|
0.5
|
|
Sleep Mode Requirement (W)
|
|---|
| P_SLEEP ≤ P_SLEEP_MAX + P_N+ P_OS+P_T |
| P_N is the Full Network Connectivity allowance |
| P_OS is the Occupancy Sensor allowance |
| P_T is the Touch allowance |
|
Sleep Mode Allowances (W)
|
|
|---|---|
| Full Network Connectivity Allowance |
3
|
| Occupancy Sensor Allowance |
0.3
|
| Touch Functionality Allowance |
1.5
|
All displays with Off Mode must have measured power in Off Mode less than 0.5 W