Analog Current Output (2 Ch) Interface Card (Opc-Ao) - Fuji Electric FRENIC-HVAC User Manual

4.4.3.5

Analog current output (2 ch) interface card (OPC-AO)

The analog current output interface card has the terminals listed below. Mounting this interface card
on the FRENIC-HVAC enables 2 channels of analog output from the inverter.
- Two analog current output points (4 to 20 mA)
The analog interface card OPC-AIO and analog current output interface card OPC-AO
cannot be mounted concurrently.
Ports available for the interface card
This interface card can be connected to any one of the three option connection ports (A-, B-, and
C-ports) on the FRENIC-HVAC.
Terminal functions
Symbol
Analog current
[CS1+]
[CS2+]
output (+)
[CS1-] Analog current
[CS2-] output (-)
Name
- Outputs the monitor signal of analog DC current
(4 to 20 mA DC).
- Signal assignment for each of CS1 and CS2:
Selectable from signals that can be issued from
inverter standard terminals [FM1] and [FM2].
- Resolution: 1/3000
- Output current error: Max. ±3%
- Maximum allowable input impedance of
connected devices: Max. 500Ω
<Control circuit>
24 VDC
Current
source
([CM] on the inveter)
4-61
Functions
Current
[CS1+]
[CS2+]
Ammeter
A
A
[CS1-]
[CS2-]
[CM]
4.4 Options
Remarks
Isolated from
inverter's
terminal [11]