UIC-DX270 Series User’s Manual Rev 1.0
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2) DIGITAL OUTPUT SIGNAL
Pin Name Function Active state
J21.1 N1 Load Control Capacity SOL V/V (CR1) ON
J21.2 N2 Load Control Capacity SOL V/V (CR2) ON
J21.3 N3 Load Control Capacity SOL V/V (CR3) ON
J21.4 N4 Liquid SOL V/V ON
J21.5 C1 Output common terminal 1
Pin Name Function Active state
J22.1 N5 MC for Main / PW1 ON
J22.2 N6 MC for Start / PW2 ON
J22.3 N7 MC for Delta ON
J22.4 N8 Liquid Injection Sol V/V Control ON
J22.5 C2 Output common terminal 2
Pin Name Function Active state
J23.1 N9 Load Control Capacity SOL V/V (CR4)
J23.2 N10 Run State Signal Run (ON)
J23.3 N11 Total Alarm Signal Alarm (ON)
J23.4 N12 Pump(Fan) On/Off Signal ON
J23.5 C3 Output common terminal 3