Zener barrier Z961/Z964 (before 2011)

The devices compose a weighing system and those are used to connect the sensor with the equipment for instrumentation.

Features

Safety barrier for load cell to be used for intrinsic safety explosion proof weighing system.
Meets the intrinsic safety explosion proof requirement of Technology Institution of Industrial safety in Japan.
The type of Z951/Z964 to be applied is different in the model passed before 2011 and the model passed after 2012.

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Specification name	Specification contents	Specification contents2
Parts No.	Z961	Z964
Rated voltage	DC/AC6.5	DC/AC10.0 V
Leakage currect	10 μA	10 μA
Zener rated voltage	8.1 V	11.7 V
Internal rated fuse	100 mA	50 mA
Max. voltage of circuit	17.4 V	24.8 V
Max. current of circuit	178 mA	25.3 mA
Min. resistance value for limited current	98 Ω	980 Ω
Operatinal temp. humidity range	-20 ℃ ~ 50℃, 90 %RH or less (Non condensing)	-20 ℃ ~ 50℃, 90 %RH or less (Non condensing)
Permissible temp. humidity range	-40 ℃ ~ 80℃, 95 %RH or less (Non condensing)	-40 ℃ ~ 80℃, 95 %RH or less (Non condensing)
Weight	Approx. 142 g	Approx. 142 g
Applied model (Before 2011)		C2B1、C2D1、C3B1、CB004、CB14、CBC1、CBE1、CC002、 CC010、CCP1、CCP1A、CCR1、CCR1B、CCS1、CMM1、CMP1、 PRC、STD、T3B1、TCP1、TCP1A、U2D1、U3B1、U3S1、UMM1