| # | Label | Description | Cable diameter | Tool size | Tightening torque |
|---|---|---|---|---|---|
| 1 | Ground connection. | 1.5–50 mm2 (16–1/0 AWG) conductor | 5 mm | 3.5 Nm (1.5–10 mm2)10 Nm (15–50 mm2) |
|
| 2 | AC in (OPTPSU1) | Mains power input. 100–240 V AC, 50–60 Hz, 10 A. | 9–16 mm (0.35–0.63 in) 0.5–10mm2 (24–6 AWG) conductor | 30 mm | 12 Nm |
| DC in (OPTPSU2) | Mains power input. 110–220 V DC, 6.3–2.5 A. | 9–16 mm (0.35–0.63 in) 0.5–10mm2 (24–6 AWG) conductor | 30 mm | 12 Nm | |
| 3 | Spare | Not reserved. | 5–10 mm (0.20–0.39 in) | 20 mm | 5 Nm |
| 4 | Spare | Not reserved. | 5–10 mm (0.20–0.39 in) | 20 mm | 5 Nm |
| 5 | Relay out | Relay output, max 250 V AC, 10 A. | 7–12 mm (0.28–0.47 in) | 24 mm | 10 Nm |
| 6 | Relay control in | Relay control from DGA monitor. Use Vaisala cable CBL210539. | 7–12 mm (0.28–0.47 in) | 24 mm | 10 Nm |
| 7 | DC out | DC output to DGA monitor, 24 V DC, 20 A. Use Vaisala cable CBL210544. | 9–16 mm (0.35–0.63 in) | 30 mm | 12 Nm |