Cut Sheet

V7-T3-202 Volume 7—Logic Control, Operator Interface and Connectivity Solutions CA08100008E—July 2015 www.eaton.com
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3.11
Control Relays and Timers
easySafety
easySafety Relay, continued
Description Unit ES4P_
Power Supply
Rated operational voltage U
e
V 24 Vdc (–15/+20%)
Permissible range Vdc 20.4 to 28.8
Ripple % 5
Interfaces
EASYNet (CAN-based)
Bus termination (first and last station) Yes
Control operating mode EASYNet
Number of users Maximum 8
NET Network
Stations Number Maximum 8
Data transfer rate/distance 1000 Kbit/s, 6m
500 Kbit/s, 25m
250 Kbit/s, 60m
125 Kbit/s, 125m
50 Kbit/s, 300m
20 Kbit/s, 700m
10 Kbit/s, 1000m
Bus lengths greater than 40m can only be achieved with enhanced cross-section conductors and
terminal adapters
Potential isolation
From power supply Yes
From the inputs Yes
From the outputs Yes
From the PC interface, memory card, NET network, EASYLink Yes
Bus termination (first and last station) Yes
Terminal type RJ45
Digital Inputs 24 Vdc
Number 14
Inputs can be used as analog inputs —
Status display LCD display (if provided)
Potential isolation
From power supply No
Between digital inputs No
From the outputs Yes
From PC interface, memory card, EASYLink No
From network EASYNet Yes
Rated operational voltage U
e
Vdc 24
At signal “0” U
e
Vdc <5
At signal “1” U
e
Vdc >15
Clock Outputs
Number 4
Voltage Vdc 24
Electrical isolation No