Echelon DM-21 Device Manager - Manual (Page 46)

4-6 Device Manager Hardware Description and Installation
DM-21 Pinout
Table 4.3 – DM-21 Pinout
Rear Panel Pin
Number (DM-21
only) DM-21
Signal Type Description
1 & 3 FTT-10A Net 1
2 & 4 FTT-10A Net 2
5 No Connect
6 & 8 16 - 30 VAC or DC
Power input 16 – 30 VAC or DC power
@ 2.4VA
7 & 9 16 - 30 VAC or DC
Power input 16 – 30 VAC or DC power
@ 2.4VA
10 Neuron IO 4-bit subsystem selection
input (bit 0)
11 Neuron IO 4-bit subsystem selection
input (bit 1)
12 Neuron IO 4-bit subsystem selection
input (bit 2)
13 Neuron IO 4 bit subsystem selection
input (bit 3)
14 Neuron IO Reserved
15 Neuron IO Reserved
16 Neuron ~Service Neuron Service Pin
17 Ground Ground
18 +5V DC Power outpu +5V+/- 5% output @ 20mA