6.2.8 Key change token set for 128-bit DecoderKey transfer 用于128位DecoderKey传输的密钥更改令牌集
6.2.8.1 General
For 128-bit DecoderKey transfers the decoder shall support a four-token set.
对于128位DecoderKey传输，解码器应支持一个四令牌集。
The four-token set shall comprise of the following tokens:
• Set1 stSectionDecoderKey;
• Set2ndSectionDecoderKey;
• Set3rdSectionDecoderKey;
• Set4thSectionDecoderKey.
四种令牌包括以下令牌：
- Set1 stSectionDecoderKey；
- Set2ndSectionDecoderKey;
- Set3rdSectionDecoderKey;
- Set4thSectionDecoderKey。
The DecoderKey = concatenate(NKHO, NKMO2, NKMO1 , NKLO).
The SGC = concatenate(SGCHO, SGCLO).
6.2.8.2 Class 2: Set1stSectionDecoderKey
Action: Transfer the NKHO bits of the new DecoderKey to the decoder. See 8.9 for the processing of this token.
动作：将新的DecoderKey的NKHO位传输到解码器。有关此令牌的处理，请参见8.9。
6.2.8.3 Class 2: Set2ndSectionDecoderKey
Action: Transfer the NKLO bits of the new DecoderKey to the decoder. See 8.9 for the processing of this token.
动作：将新的DecoderKey的NKLO位传输到解码器。有关此令牌的处理，请参见8.9。
6.2.8.4 Class 2: Set3rdSectionDecoderKey
Action: Transfer the NKMO2 bits of the new DecoderKey to the decoder. See 8.9 for the processing of this token.
动作：将新的DecoderKey的NKMO2位传输到解码器。有关此令牌的处理，请参见8.9。
6.2.8.5 Class 2: Set4thSectionDecoderKey
Action: Transfer the NKMO1 bits of the new DecoderKey to the decoder. See 8.9 for the processing of this token.
动作：将新的DecoderKey的NKMO1位传输到解码器。有关此令牌的处理，请参见8.9。
6.2.9 Class 2: ClearTamperCondition
Action: Clear the tamper status register in the payment meter and cancel any resultant control processes that may be in progress due to the tamper condition.
操作：清除支付表中的篡改状态寄存器，并取消由于篡改情况可能正在进行的任何控制过程。
6.2.10 Class 2: SetMaximumPhasePowerUnbalanceLimit
Action: Load the maximum phase unbalance limit register in the payment meter with the value given in the MPPUL field (see 6.3.1 0). See also 8.1 2 for more detail on the action of this function in the payment meter.
动作：用MPPUL字段给出的值在支付电表中加载最大相位不平衡限制寄存器（见6.3.1 0）。关于支付电表中此功能动作的更多详细信息，请参见8.1 2。
6.2.11 Class 2: SetWaterMeterFactor
Action: Load the water meter factor register in the payment meter with the value given in the WMFactor field (see 6.3.1 2).This token is reserved by the STS Association for water applications.
动作：用WMFactor字段中给定的值在支付表中加载水表因子寄存器（见6.3.1 2）。此令牌由STS协会为水应用保留。
6.2.12 Class 2: Reserved for STS use
Action: Reserved for future definition by the STS Association.This token range is reserved for future assignment by the STS Association.
行动：预留给STS协会日后定义。此令牌范围保留供STS协会将来分配使用。
6.2.13 Class 2: Reserved for Proprietary use
Action: Defined by manufacturer.This token range is reserved for proprietary definition and use. This document does not provide protection against collision between manufacturer uses of this token space. Generation and control of these tokens shall therefore always be under the direct management of the relevant manufacturer and shall never be available on vending systems for general use within STS-compliant payment metering systems.
动作：由制造商定义。此令牌范围保留用于专有定义和使用。本文档不提供防止该令牌空间的制造商使用之间发生冲突的保护。因此，这些代币的生成和控制应始终由相关制造商直接管理，并且不得在符合sts的支付计量系统中用于自动售货系统的一般用途。
6.2.14 Class 3: Reserved for STS use
Action: Reserved for future definition by the STS Association.This token range is reserved for future assignment by the STS Association.
行动：预留给化粪池系统协会日后定义。此令牌范围保留供STS协会将来分配使用。
