Reading Pitch Array

pitch.js

import { OPCUAClient, AttributeIds, TimestampsToReturn } from "node-opcua";

const endpoint = "opc.tcp://192.168.100.64:4840";
const PITCH_NODE = "ns=6;s=::CuttingLab:DataExchange.Cfg.Cutting.Pitch";
const PITCH_NODE_INDEX = "ns=6;s=::CuttingLab:DataExchange.Cfg.Cutting.Pitch[0].PitchWidth";

(async () => {

    try {
        const client = OPCUAClient.create({
            endpointMustExist: false,
            connectionStrategy: { 
                maxRetry: 2,
                initialDelay: 2000,
                maxDelay: 10 * 1000
            }
        });

        await client.connect(endpoint);

        const session = await client.createSession({ userName: 'XXXXX', password: 'XXXXX' });
    
        const pitch_index = await session.read({
            nodeId: PITCH_NODE_INDEX,
            attributeId: AttributeIds.Value,
        });

        console.log(pitch_index.toString());

        const pitch = await session.read({
            nodeId: PITCH_NODE,
            attributeId: AttributeIds.Value,
        });


        console.log(pitch.toString());

        await session.close();
        await client.disconnect()
    

    } catch (err) {
        console.log(err);
    }
})();

{ /* DataValue */
   value: Variant(Scalar<Int16>, value: 0)
   statusCode:      Good (0x00000)
   serverTimestamp: 2021-04-16T08:31:25.233Z $ 400.000.000
   sourceTimestamp: 2021-04-16T08:31:25.233Z $ 400.000.000
}
{ /* DataValue */
   value: Variant(Scalar<Null>, value: <null>)
   statusCode:      BadNotSupported (0x803d0000)
   serverTimestamp: 2021-04-16T08:31:25.243Z $ 000.000.000
   sourceTimestamp: 2021-04-16T08:31:25.408Z $ 600.000.000
}