SV20 PA 1-42 L12 REXROTH 断电状态

ABB DI810 3BSE 008508R1
ABB DO820 3BSE008514R1
ABB TU830V1 3BSE013234R1
Schneider LV429670
SIEMENS 6ES7231-0HC22-0XA8
A-B 1746-OW16
A-B 1746-OW16
A-B 1746-OW16
A-B 1746-OW16
A-B 1746-OW16
A-B 1746-OW16
SIEMENS 6ES231-OHC22-OXA8
ABB DO820 3BSE008514R1

Description

即常开触点接通，常闭触点断开；若按下该按钮，则输入继电器X0线圈状态为“0”断电状态，程序中所有X0触点均恢复常态。如果输入继电器连接的输入设备是按钮SB0的常开触点，则情况恰好相反：在该按钮未按下时，输入继电器X0线圈状态为“0”断电状态

NEW ROSEMOUNT 3051 GAGE PRESSURE TRANSMITTER

NEW BOC EDWARDS VACUUM ES602 SILENCER A50588000

ALLEN BRADLEY 2706E23J16B1 OPERATOR INTERFACE 2LINE

GILSON 233XL ON-LINE COLUMN SWITCHING / AUTOSAMPLER