德国WIKA威卡电接点压力表PGS21.100+821.22 PGS21.100+821.212
常用型号
PGS21.100+821.1
PGS21.100+821.21
PGS21.100+830.12E
型号:
PGS21.100+821.1
PGS21.100+821.2
PGS21.100+821.3
PGS21.100+821.11
PGS21.100+821.12
PGS21.100+821.21
PGS21.100+821.22
PGS21.100+821.212
PGS21.100+821.21
PGS21.100+830.12E
接点功能
单接点
821.1:超过设定点时,接点接通电路(常开接点)
821.2:超过设定点时,接点断开电路(常闭开关)
821.3:SPDT超过设定点时,接点转换即一个接点接通电路,另一个接点断开电路(双掷开关)
双接点
821.11:超过设定值时,接点1和2都接通电路
821.12:超过设定点时,接点1接通电路,接点2断开电路
821.21:超过设定点时,接点1断开电路,接点2接通电路
821.22:超过设定点时,接点1和2都断开电路
三接点
821.212:超过设定点时,接点1断开电路,接点2断开电路,接点3断开电路
独立电路电接点;双掷开关功能(SPDT);校核接点,固定接点;耦合接点;接点带并联电阻(47kΩ)以检测电缆是否中断;自净接点(只适用于160表圆);电接点可调铅封;接点可调扳手固定;插入式连接(不需要电缆或电缆盒);特殊材质铂-铱合金
常用型号
PGS21.050 250 bar
PGS21.100...LB-D20 10 bar
PGS21.100...LB-D20 16 bar
PGS21.100...LB-D20 60 bar
PGS21.100...LM-D20 16 bar
PGS21.100...LM-D20 2.5 bar
PGS21.100...LM-D20 600 bar
