Sinee EM500 - APPENDIX Ⅵ AIR COMPRESSOR EXPANSION CARD (EC-CM-D1); Ⅵ.1 GENERAL; Ⅵ.2 INSTALLATION INSTRUCTIONS

EM500 Open-Loop Vector Control Inverter User Manual
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Appendix Ⅵ Air Compressor Expansion Card
(EC-CM-D1)
Ⅵ.1 General
The EC-IO-K2 card is used for EM500 series inverter control terminal expansion,
which contains the following resources:
Item
Specification
Description
Input
1 digital input
JT1 / JT2 fixed for emergency stop
3 analog signal inputs
T1 + / T1- and T2 + / T2- can be
connected to the PT100 for
temperature detection
P + / P- is a current signal of 0 ~
20mA for air pressure detection
Output
2-way digital signal output
BJ1 / BJ2 fixed for alarm
JZ1 / JZ2 fixed for loading valve
control
Ⅵ
.2 Installation Instructions

Please install the IO expansion card in the EC-A expansion slot (note the
installation is correct and snap in place).

Please remove IO expansion card in case of inverter power is completely
off.
Figure 5 IO expansion card installation diagram