Emerson PACSystems RSTi-EP - Specifications: EP-3664

User Manual Section 5
GFK-2958L May 2021
Detailed Description of I/O Modules 314
5.26.2 Specifications: EP-3664
Specifications
Description
System data
Data
Process, parameter and diagnostic data depend on the network adapter used (refer
to Section, Order and Arrangement of Modules).
Interface
RSTi-EP I/O communication bus
System bus transfer rate
48 Mbps
Inputs
Number
4
Input values
1. Voltage (0 ... 5 V, ±5 V, 0 ... 10 V, ±10 V, 1 ... 5 V, 2 ... 10 V)
2. Current (0 ... 20 mA, 4 ... 20 mA)
Resolution
16 bits
Accuracy
0.1 % max.
50 ppm/K max.
at 25 °C (77 °F)
Temperature coefficient
Sensor supply
max. 0.5 A per plug
Sensor connection
2-wire, 3-wire, 4-wire
Conversion time
1ms
Internal resistance
U: 89 kΩ; I: 16 Ω
Reverse polarity protection
Yes
Short-circuit-proof
Yes
Module diagnosis
Yes
Individual channel diagnosis
Yes
Supply
Supply voltage
20.4V – 28.8V
Current consumption from
system current path ISYS,
8 mA
Current consumption from
input current path IIN
31 mA + Load
General data
Weight
91 g (3.21 oz)
For additional general data, refer to Section,
General Technical Data for I/O Modules.