2025年10月起，HACH哈希控制器SC4500发布4-20mA输出和Profibus的双通信配置。这个选项在产品配置表中显示为K和L字段；
同时，哈希在线水质分析仪SC4500控制器发布具有低压继电器的新配置。这个选项在配置表中将是8, 9和J。
已上市订货号见下方产品列表，如需其它配置，请提交新的订货号申请。
如需了解更多HACH哈希水质分析仪详情，请联系HACH哈希仪表代理商润凝实业（上海）有限公司。
产品列表：
货号
描述
LXZ525.99.D0010
sc4500 LV Relays Module
LXZ525.99.D4010
SC4500 LV Relays Module (APAC region)
LXV525.99A18554
SC4500 w/o plug Prognosys LV Relays 2DigSensors
LXV525.99A19554
SC4500 w/o plug Prognosys mAOutput+LV Relays 2DigSensors
LXV525.99A1J554
SC4500 w/o plug Prognosys LAN+mAOutput+LV Relays 2DigSensors
LXV525.99A18544
SC4500 w/o plug Prognosys LV Relays 1DigSensor 1mAInput
LXV525.99A19544
SC4500 w/o plug Prognosys mAOutput+LV Relays 1DigSensor 1mAInput
LXV525.99A1J544
SC4500 w/o plug Prognosys LAN+mAOutput+LV Relays 1DigSensor 1mAInput
LXV525.99A18504
SC4500 w/o plug Prognosys LV Relays 1DigSensor
LXV525.99A19504
SC4500 w/o plug Prognosys mAOutput+LV Relays 1DigSensor
LXV525.99A1J504
SC4500 w/o plug Prognosys LAN+mAOutput+LV Relays 1DigSensor
LXV525.99A18444
SC4500 w/o plug Prognosys LV Relays 2mAInputs
LXV525.99A19444
SC4500 w/o plug Prognosys mAOutput+LV Relays 2mAInputs
LXV525.99A1J444
SC4500 w/o plug Prognosys LAN+mAOutput+LV Relays 2mAInputs
LXV525.99A18404
SC4500 w/o plug Prognosys LV Relays 1mAInput
LXV525.99A19404
SC4500 w/o plug Prognosys mAOutput+LV Relays 1mAInput
LXV525.99A1J404
SC4500 w/o plug Prognosys LAN+mAOutput+LV Relays 1mAInput
LXV525.99A19004
SC4500 w/o plug Prognosys mAOutput+LV Relays
LXV525.99A1J004
SC4500 w/o plug Prognosys LAN+mAOutput+LV Relays
LXV525.99A18004
SC4500 w/o plug Prognosys LV Relays
LXV525.99A1K504
SC4500 w/o plug Prognosys mAOutput+Profibus 1DigSensor
LXV525.99A1L504
SC4500 w/o plug Prognosys LAN+mAOutput+Profibus 1DigSensor
LXV525.99A1K554
SC4500 w/o plug Prognosys mAOutput+Profibus 2DigSensors
LXV525.99A1L554
SC4500 w/o plug Prognosys LAN+mAOutput+Profibus 2DigSensors
LXV525.99A1K664
SC4500 w/o plug Prognosys mAOutput+Profibus 2UPW COND
LXV525.99A1L664
SC4500 w/o plug Prognosys LAN+mAOutput+Profibus 2UPW COND
LXV525.99Z1K504
SC4500 w/o plug 24VDC Prognosys mAOutput+Profibus 1DigSensor
LXV525.99Z1L504
SC4500 w/o plug 24VDC Prognosys LAN+mAOutput+Profibus 1DigSensor
LXV525.99A1K104
SC4500 w/o plug Prognosys mAOutput+Profibus 1pH/ORP
LXV525.99A1L104
SC4500 w/o plug Prognosys LAN+mAOutput+Profibus 1pH/ORP
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