Amada IS-300CA, Operation Manual, Page: 106 / 208

APPENDIX B. ELECTRICAL AND DATA CONNECTIONS
IS-300CA INVERTER POWER SUPPLY
B-2 990-418
Program Monitor I/O
Used for MA-660A pendant (sold separately)
COIL IN
Used for external current coil
NOTE: THIS COIL INPUT IS NOT CALIBRATED.
The IS-300CA is calibrated with the Amada Weld Tech IT Transformers with built-in current coil.
If a non-IT Transformer is used and an external coil is required, the COIL IN signal has to be re-
calibrated
RS-232C/RS-485 Data Connector
RS-232 (standard): one DB-9 (female) connector wired as follows:
RS-232 only allows one Power Supply at a time to be connected to a host.
#1 – Not Used
#2 -- Tx
#3 -- Rx
#4 -- Not Used
#5 -- GND-
#6 -- Not Used
#7 -- Not Used
#8 -- Not Used
#9 -- Not Used