DSE 335 - 3 INSTALLATION; 3.1.3 CONFIGURABLE DIGITAL INPUTS J-L, DSENET; 3.1.4 CONFIGURABLE VOLT-FREE OUTPUTS E & F; 3.1.5 LOAD SWITCHING AND S2 VOLTAGE SENSING

Installation
Page 29 of 90 057-233 ISSUE: 1
3.1.3 CONFIGURABLE DIGITAL INPUTS J-L, DSENET
NOTE: Terminal 24 is not used, do not connect.
Pin
No
Description
Cable
Size
Notes
18 Configurable digital input J
0.5 mm²
AWG 20
Switch to negative or positive depending on configuration
19 Configurable digital input K
0.5 mm²
AWG 20
Switch to negative or positive depending on configuration
20 Configurable digital input L
0.5 mm²
AWG 20
Switch to negative or positive depending on configuration
21 DSENet expansion B (+)
0.5 mm²
AWG 20
Use only 120 Ω RS485 approved cable
22 DSENet expansion A (-)
0.5 mm²
AWG 20
Use only 120 Ω RS485 approved cable
23 DSENet expansion SCR
0.5 mm²
AWG 20
Use only 120 Ω RS485 approved cable
3.1.4 CONFIGURABLE VOLT-FREE OUTPUTS E & F
NOTE: Terminal 27 is not used, do not connect.
Pin
No.
Description
Cable
Size
Notes
25 Output relay E
1.0 mm²
AWG 18
Normally closed volt-free relay user configured (8 A
resistive at 250 V AC rated)
26 Output relay E
1.0 mm²
AWG 18
Normally closed volt-free relay user configured (8 A
resistive at 250 V AC rated)
28 Output relay F
1.0 mm²
AWG 18
Normally open volt-free relay user configured (8 A
resistive at 250 V AC rated)
29 Output relay F
1.0 mm²
AWG 18
Normally open volt-free relay user configured (8 A
resistive at 250 V AC rated)
3.1.5 LOAD SWITCHING AND S2 VOLTAGE SENSING
NOTE: The above table describes connections to a three phase, four wire alternator. For
alternative wiring topologies, please see the ALTERNATIVE AC TOPOLOGIES section of this
manual.
Pin
No.
Description
Cable
Size
Notes
30 Output relay A
1.0 mm²
AWG 18
Normally configured to control S1 contactor coil
(Recommend 10A fuse)
31 Output relay A
1.0 mm²
AWG 18
Normally configured to control S1contactor coil
32 Output relay B
1.0 mm²
AWG 18
Normally configured to control S2 contactor coil
(Recommend 10A fuse)
33 Output relay B
1.0 mm²
AWG 18
Normally configured to control S2 contactor coil
34 S2 L1 (U) voltage monitoring
1.0 mm²
AWG 18
Connect to S2 L1 (U) output (AC)
(Recommend 2A fuse)
35 S2 L2 (V) voltage monitoring input
1.0 mm²
AWG 18
Connect to S2 L2 (V) output (AC)
(Recommend 2A fuse)
36 S2 L3 (W) voltage monitoring input
1.0 mm²
AWG 18
Connect to S2 L3 (W) output (AC)
(Recommend 2A fuse)
37 S2 Neutral (N) input
1.0 mm²
AWG 18
Connect to S2 Neutral terminal (AC)