16 Channel Relay Module Walfront Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High Low Level Trigger DC 5 12 24V 3 Types Optional DC5V

Descriptions: Isolation Type 16 Channel Relay Module can select high-level or low-level signal triggering, and only needs 5mA current to drive the relay with 10A control capability to pull in.The module adopts genuine high-quality power relay, high-quality small-sized package optocoupler, high-power high dielectric strength triode, red and blue signal indicator, military-grade double-sided PCB board, and with reasonable layout and stable performance, can be widely used in a variety pf powers control. Specification: Supply voltage: DC 5V/12V/24V (Optional) Trigger current: 5mA Mounting hole diameter: 3mm Module size (L*W*H): 15.3*10*2.0cm /  6.0*3.9*0.8in Package weight: Approx. 246g/8.7oz Module interface: Module control interfaces have 16 wiring terminals. 1. DC+: Connect to DC power supply + (5V, 12V and 24V modules optional) 2. DC-: Connect to DC power supply - 3. XM: Common terminal of optoelectronic isolation chip If use high level control: This interface should be connected to the negative pole of control board power supply. If use low level control: This interface should be connected to the positive pole of control board power supply. 4. X1-X16: Relay control interface Relay output interfaces have 48 wiring terminals. 1. NO1-NO16: Normally open interfaces of the relays 2. COM1-COM16: Common interface of the relays 3. NC1-NC16: Normally closed interfaces of the relays Package list: 1 * 16 Channel Relay Module