Datakom DKM-411 - 6 Terminal Description

DKM-411 User Manual Rev_01 Firmware V-1.0
K46D03-EN - 36 -
Term
Function
Technical data
Description
AUXILIARY SUPPLY
85 to 300VAC
Aux supply terminal
-
-
Do not connect this terminal.
AUXILIARY SUPPLY
85 to 300VAC
Aux supply terminal
Term
Function
Technical data
Description
MAINS-L1
Mains phase inputs,
0-300V-AC
Connect the mains phases to these inputs.
MAINS-L2
MAINS-L3
MAINS NEUTRAL
Input, 0-300V-AC
Neutral terminal for the mains phases.
Term
Function
Technical data
Description
CURR_1_L
Current transformer
inputs, 5A-AC
Connect the generator current transformer
terminals to these inputs.
Do not connect the same current
transformer to other instruments otherwise
a unit fault will occur.
Connect each terminal of the transformer
to the unit’s related terminal.
Do not use common terminals. Do not use
grounding.
Correct polarity of connection is vital.
The rating of the transformers should be
identical for each of the 3 phases.
The secondary winding rating shall be 5
Amperes. (ex: 200/5 Amps).
CURR_1_K
CURR_2_L
CURR_2_K
CURR_3_L
CURR_3_K
Term
Function
Technical data
Description
RS-485 A
Digital communication
port
Connect the A-B data lines of the RS-485
link to these terminals.
RS-485 B
PROTECTION GROUND
Grounding terminal
Connect the protective shield of the RS-
485 cable to this terminal.
Term
Function
Technical data
Description
DIGITAL INPUT 1
Digital Inputs,
0-30Vdc
Inputs have programmable function.
DIGITAL INPUT 2
DIGITAL INPUT COMMON
Common terminal
Negative common terminal for both digital
inputs.
Term
Function
Technical data
Description
DIGITAL OUTPUT 1
Relay output,
5A/250VAC/30VDC
Relay output, normally open contact.
Relay functions are programmable.
DIGITAL OUTPUT 2
Relay output,
5A/250VAC/30VDC
Relay output, normally open contact.
Relay functions are programmable.
DIGITAL OUTPUT COMMON
Common terminal
Common input voltage for both relay
outputs.
6. TERMINAL DESCRIPTION