DLS Terminal Types#

A full list of the EtherCAT terminal types found in Diamond Light Source production IOCs.

Extracted (by Claude) from devices.list on 2026-01-27, which was made using:

grep device /dls_sw/prod/R3.14.12.7/ioc/*/*/*/*App/data/expanded.xml > devices.list

Summary#

Series

Count

Description

EK1xxx

2

EtherCAT Couplers

EL1xxx

4

Digital Inputs

EL2xxx

7

Digital Outputs

EL3xxx

9

Analog Inputs

EL4xxx

2

Analog Outputs

EL9xxx

4

System/Power

ELMxxxx

1

Measurement

EP2xxx

2

EtherCAT Box Digital I/O

EP3xxx

4

EtherCAT Box Analog Input

EP4xxx

2

EtherCAT Box Analog Output

Total

35

Terminal List#

EtherCAT Couplers (EK1xxx)#

Terminal

Description

EK1100

EtherCAT Coupler

EK1122

EtherCAT Junction

Digital Inputs (EL1xxx)#

Terminal

Description

EL1014

4Ch Digital Input 24V DC

EL1084

4Ch Digital Input 24V DC, Negative Switching

EL1124

4Ch Digital Input 5V DC

EL1502

2Ch Up/Down Counter 24V DC

Digital Outputs (EL2xxx)#

Terminal

Description

EL2024

4Ch Digital Output 24V DC, 2A

EL2024-0010

4Ch Digital Output 24V DC, 2A (TwinSAFE SC)

EL2124

4Ch Digital Output 5V DC

EL2502

2Ch PWM Output 24V DC

EL2595

LED Dimmer Terminal

EL2612

2Ch Relay Output, NO

EL2624

4Ch Relay Output, NO

Analog Inputs (EL3xxx)#

Terminal

Description

EL3104

4Ch Analog Input +/-10V, Differential

EL3124

4Ch Analog Input 4-20mA, Differential

EL3202

2Ch PT100 RTD Input

EL3202-0010

2Ch PT100 RTD Input (High Precision)

EL3314

4Ch Thermocouple Input

EL3356-0010

1Ch Precision Load Cell Input

EL3602

2Ch Analog Input +/-10V, Differential, 24-bit

EL3702

2Ch Analog Input +/-10V, Differential, Oversampling

ELM3704-0000

4Ch Multi-function Analog Input

Analog Outputs (EL4xxx)#

Terminal

Description

EL4134

4Ch Analog Output +/-10V

EL4732

2Ch Analog Output +/-10V, 16-bit

System/Power (EL9xxx)#

Terminal

Description

EL9410

E-Bus Power Supply

EL9505

Power Supply 5V DC

EL9510

Power Supply 10V DC

EL9512

Power Supply 12V DC

EtherCAT Box - Digital I/O (EP2xxx)#

Terminal

Description

EP2338-0002

8Ch Digital Input + 8Ch Digital Output 24V DC

EP2624-0002

4Ch Relay Output

EtherCAT Box - Analog Input (EP3xxx)#

Terminal

Description

EP3174-0002

4Ch Analog Input +/-10V

EP3204-0002

4Ch PT100 RTD Input

EP3314-0002

4Ch Thermocouple Input

EtherCAT Box - Analog Output (EP4xxx)#

Terminal

Description

EP4174-0002

4Ch Analog Output +/-10V

EP4374-0002

2Ch Analog Input + 2Ch Analog Output +/-10V

Raw List#

EK1100
EK1122
EL1014
EL1084
EL1124
EL1502
EL2024
EL2024-0010
EL2124
EL2502
EL2595
EL2612
EL2624
EL3104
EL3124
EL3202
EL3202-0010
EL3314
EL3356-0010
EL3602
EL3702
EL4134
EL4732
EL9410
EL9505
EL9510
EL9512
ELM3704-0000
EP2338-0002
EP2624-0002
EP3174-0002
EP3204-0002
EP3314-0002
EP4174-0002
EP4374-0002