97
Appendix
Electrical Characteristics
∗
1: Charging time is the measured time from approximately 0% remaining charge to fully charged under the
following conditions.
∗
The battery is new.
∗
The printer is powered off.
∗
Normal temperatures are defined as approximately 10 to 30°C {50 to 86°F} and low temperatures as
approximately 0 to 10°C {32 to 50°F}.
∗
2: The test conditions are as follows.
∗
The battery is new.
∗
The battery is fully charged.
∗
Printed pattern is ANK 42 digits (Font B), 20 lines + paper feed by 6 lines.
∗
Printed once every five minutes.
∗
Performed under normal temperature of 25°C.
∗
Print density is 100%
∗
Access point used is CISCO AIR-LAP1142N-P-K9
∗
Wireless communication conditions: beacon interval is 200 ms, DTIM interval is 1, no broadcast
∗
The time it takes for the battery to go from fully charged to approximately 0% (E level).
The power saving mode can be set in "Wi-Fi" - "Energy Saving" of the TM-P20II Utility or TM Utility.
Item
Specifications
Dedicated
battery
(OT-BY20)
Model: D171A
Rated voltage: 7.2 VDC
Capacity: Typ. 1240 mAh, Min. 1170 mAh
Approximate life span (number of charge/discharge cycles): 500 cycles
USB charging
Note:
Epson cannot guarantee and is not responsible for the performance or quality of
3rd party USB charging devices. The following is provided as a starting point
reference to consider in selecting a 3rd party USB charging device.
Be sure to use Product that meets the following electrical specifications:
Minimum output 5.0 V/0.5 A
Maximum output 5.0 V/8.0 A
Be sure to use Product that meets appropriate and applicable safety
certifications, ratings and regulation, which apply in the region where the
product will be used.
For examples,
•
FCC Part 15 compliant
•
UL/CSA/TUV/ISED/CE/PSE/BIS/CCC etc.
When charging the printer, be sure to use the included USB Type-C cable.
Charging time
*1
5 V/3 A
At normal temperatures:
Approx. 3 hours
At low temperatures:
Approx. 5 hours
5 V/1.5 A
At normal temperatures:
Approx. 3.5 hours
At low temperatures:
Approx. 6 hours
5 V/900 mA
5 V/500 mA
At normal temperatures:
Approx. 10 hours
At low temperatures:
Approx. 19.5 hours
Continuous
operating time
*2
Wi-Fi model
When the power save mode is enabled:
Approx. 15 hours
When the power save mode is
disabled:
Approx. 9 hours
Bluetooth model
Approx. 27 hours
Note that the above continuous operating hours may vary depending on the operating environ-
ment and other factors.
