Emheater EM12 Series, User Manual

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2. Product Information EM12 User’s Manual
8
Item Specifications
auxiliary frequency and frequency synthesis.
Input terminal
Standard:

6 digital input (DI) terminals, one of which supports up to 50 kHz
high-speed pulse input

3 analog input (AI) terminals, AI1,AI2 support 0V~10 V or 0mA~20mA
input, AI3 support -10V~+10V
Expanding capacity:

many DI terminals
Output terminal
Standard:

1 high-speed pulse output terminal (open-collector) that supports 0–50
kHz square wave signal output (Can be used as DO output)

2 relay output terminal

2 analog output (AO) terminals, both of them supports 0mA~20mA
current output and 0V~10V voltage output.
Expanding capacity:

many DO terminals

many relay output terminals
Di
spl
a
y
a
nd
ke
y
pa
d
o
pe
ra
ti
o
n
LED display It displays the parameters.
Parameters copy Optional LCD keypad can copy parameters. (Option)
Key locking and function
selection
It can lock the keys partially or completely and define the function range of
some keys so as to prevent misoperation.
Protection mode
Motor short-circuit detection at power-on, input/output phase loss protection,
over current protection, overvoltage protection, less voltage protection,
overheat protection and overload protection,etc.
E
nv
ir
o
nm
ent
Installation location
Indoor, no direct sunlight, dust, corrosive gas, combustible gas, oil smoke,
vapour, drip or salt.
Altitude Lower than 1000 m
Ambient temperature
-10°C~ +40°C (de-rated if the ambient temperature is between 40°C and
50°C)
Humidity Less than 95%RH, without condensing
Vibration Less than 5.9 m/s2 (0.6 g)
Storage temperature -20°C ~ +60°C
2.5 Product appearance and installation dimension
2.5.1 Product appearance
Diagram 2-3 Product appearance (With potentiometer)