Unitronics UMI-B1 UL Series - Page 20

UMI-B1 UL Series Inverter Installation guide
18
Type
Terminal
name
Function
description
Technical specifications
input:
20kΩ; current input: 500Ω.
3.Voltage or current input can be
set by dip switch.
4. Resolution: the minimum
AI2/AI3 is 10mV/20mV when
10V corresponds to 60Hz.
GND
Analog
reference
ground
Analog reference ground
AO1
Analog output
1. Output range: 0–10V or
0–20mA
2. The voltage or the current
output is depended on the dip
switch.
3. Deviation±1%, 77°F (25°C )
when full range.
AO2
Relay output
RO1A
Relay 1 NO
contact
RO1 relay output, RO1A NO,
RO1B NC, RO1C common
terminal
RO2 relay output, RO2A NO,
RO2B NC, RO2C common
terminal
Contact capacity: 3A/AC250V
RO1B
Relay 1 NC
contact
RO1C
Relay 1
common
contact
RO2A
Relay 2 NO
contact
RO2B
Relay 2 NC
contact
RO2C
Relay 2
common
contact