Setups; Password Setup (Pass); Communication Setup (Com) - Delta DPM-C501L Operation Manual


Reversed apparent energy page (-VAH): reversed apparent energy measured by the power meter,
including reserved apparent energy (SH).

Total harmonic distortion of current page (THD I): current harmonic distortion measured by the power
meter, including harmonic distortion for phase A current (A), harmonic distortion for phase B current (B),
harmonic distortion for phase C current (C) and total harmonic distortion for current (T).

Total harmonic distortion of voltage page (THD I): voltage harmonic distortion measured by the power
meter, including harmonic distortion for phase A voltage (A), harmonic distortion for phase B voltage (B),
harmonic distortion for phase C voltage (C) and total harmonic distortion for voltage (T).

4.2 Setups

4.2.1 Password Setup (PASS)


Password: before using power meter, you need to enter the password (default 0000)

Steps:
1. Press NEXT key till the first digit starts blinking
2. Use UP and DOWN keys to select the first digit of the password
3. Press ENTER key to confirm the selected digit and you can start to set the next digit
4. Repeat steps 2-3 till you complete the setting of the 4 digit password.
5. After you complete the setting of the 4 digit password, press ENTER key to go to the parameter
setting page.
Note 1: if you need to edit the setting you just set, you can press BACK key and the digit will stop blinking.
Press NEXT key till the first digit starts blinking again and follow steps 2-3 to set a new password.
Note 2: press BACK key to leave the password page and go to HOME page.
4.2.2

Communication Setup (COM)


Address (ID): device ID; its address setting range is 1-254 (default: 1); 255 is a broadcast ID.

Baud Rate (BR): transmission speed; the setting options are 9600 bps (default), 19200 and 38400 bps.

Parity setting (PA): odd and even checking bit for communication; the setting options are None (8n1),
Even (8E1), and Odd (8o1); default: None.

Steps:
1. Press NEXT key till the first digit starts blinking
2. Use UP and DOWN keys to select the device ID.
3. Press NEXT key to confirm the setting and start to set the next device ID.
4. Repeat steps 2-3 till you complete the settings of the 3 digit device ID. Press NEXT key to set up
the baud rate.
5. When the option starts blinking, you can use UP and DOWN keys to select the baud rate you need.
6. Press NEXT key to confirm the setting and start to set the next setting, parity.
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