User Manual

USB-1408FS User's Guide Specifications
26
Screw terminal connector
Table 19. Screw terminal specifications
Parameter Specification
Connector type Screw terminal
Wire gauge range 16 AWG to 30 AWG
Differential mode pinout
Table 20. 4-channel differential mode pinout
Pin Signal Name Pin Signal Name
1 CH0 IN HI 21 Port A0
2 CH0 IN LO 22 Port A1
3 AGND 23 Port A2
4 CH1 IN HI 24 Port A3
5 CH1 IN LO 25 Port A4
6 AGND 26 Port A5
7 CH2 IN HI 27 Port A6
8 CH2 IN LO 28 Port A7
9 AGND 29 GND
10 CH3 IN HI 30 PC +5V
11 CH3 IN LO 31 GND
12 AGND 32 Port B0
13 D/A OUT 0 33 Port B1
14 D/A OUT 1 34 Port B2
15 AGND 35 Port B3
16 +2.5VREF 36 Port B4
17 GND 37 Port B5
18 TRIG_IN 38 Port B6
19 SYNC 39 Port B7
20 CTR 40 GND