Honeywell 10311/2/1 Dual key switch module 
Description:
10311/2/1 is belong to Honeywell Fail Safe Control system. It is a Dual key switch module. The 10311/2/1 provides a Watchdog Reset key switch and a Force Enable key switch. Both key switches require different keys.

However, the WD Reset keys and Force Enable keys of different 10311/2/1 modules are identical. The Watchdog Reset key switch has three make contacts. It can only be removed in the open (i.e. horizontal) position. The switch is used for watchdog reset and fault reset. The Force Enable key switch has one potential-free make contact. The key can be removed in both the open (i.e. horizontal) position and the closed (i.e. vertical) position. The enabled state of the Force Enable key switch is indicated by a red LED on the module front (underneath the switch). The switch is used to enable or disable forcing of the input and output signals, which is software-controlled.

Warranty: 12 months.
Lead time: 1-2 working days.
Terms of payment:T/T and Western Union.
Courier partners: DHL, UPS, TNT, FedEx and EMS.
Technical specification, manuals and data sheets

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