Eaton EASY-E4 Series User Manual

6. Function blocks
6.1 Manufacturer function blocks
The function block and its parameters
Function block inputs
Description Note
(Bit)
EN 1: Activates the function block. The checkbox for the
Function block release by EN
is necessary
parameter must first be enabled
D_ Count direction
0: up counting
1: down counting
SE The starting value at SV is applied
whenever there is a rising edge at
this input
RE Reset
1: QV=0
(DWord)
SH Upper Threshold Value Integer value range:
-2,147,483,648 to +2,147,483,647
SL Lower threshold value
SV Start value (Pre Set)
Assigning operands
You can assign the following operands to the function block inputs that are numeric
inputs.
Operands Value inputs
Constant, timer constant x
MD, MW, MB - Markers x
NB, NW, ND - NET markers x
nNB, nND, nND- NET markers
NET stations n
x
IA - Analog input x
QA - Analog output x
QV - QV - Numeric output of a FB x
You can assign the following operands to the function block inputs that are bit inputs:
Operands Bit inputs
Constant 0, constant 1 x
M – Markers x
RN - Input bit via NET x
SN - Output bit via NET (send) x
N - Net marker bit x
nN - NET marker bit NET station n x
ID: Diagnostic alarm x
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Eaton EASY-E4 Series Specifications

General

Type	Programmable Relay
Digital Inputs	Up to 12
Digital Outputs	Up to 8
Display	LCD
Operating Temperature	-25°C to +55°C
Protection Degree	IP20
Storage Temperature	-40°C to +70°C
Supply Voltage	24 V DC, 100-240 V AC
Analog Inputs	4
Outputs	Relay, transistor
Programming	EASY-SOFT-PRO
Communication	Ethernet, Modbus, CANopen
Expansion	Expandable with additional modules
Relative Humidity	5% to 95% (non-condensing)
Standards	IEC/EN 61131-2, UL 508, CSA C22.2 No. 142