氧枪的定位分为手动和自动定位二种。手动定位为常见 的定位，在马钢第一炼钢厂 1# 转炉工程中，自动定位是 较为成功的。在自动吹炼方式时，当操作人员按下吹炼按 钮后，氧枪的升降、速度的切换全部由PLC自动完成。

ALLEN BRADLEY 160-AA03NPS1 SERIES C PRESET MODEL, NIB

FESTO DRQ-40-360-PPV-?A APPROX 1/2″ SHAFT 145 PSI SEMI-R

SQUARE D 3-POLE 400A INSTANTANEOUS TRIP CIRCUIT BREAKER

SIGNET P525-2 METALEX FLOW SENSOR, HAZARDOUS LOCATION,

PARKER 01.50 CH4MAUS14AC 6.000 1-1/2″ BORE 6″ STROKE PN

RANSBURG POWER PCB ASSY PN 74735 REV A PCB 74734 REV A

RANSBURG CONTROL ASSY 74727 PCB 74726 DISPLAY DRIVER AS

GRACO 222800 PREMIER AIR MOTOR REPAIR KIT, NIB

FASTEST FI551 PNEUMATIC OPERATED CONNECTOR, NIB

NUMATICS 554SS600K00030 SOLENOID VALVE, 150 PSIG-AIR, 1

MAC PR63D-21AA SANDWICH PRESSURE REGULATOR WITH MANUAL

ALLEN BRADLEY 871L-B40E40-T2 SERIES A PROXIMITY SWITCH,

CSAT 530-C71 600 DPI ENCODER INCLUDING BRACKET, NNB

BARDEN BARDEN 109HDM SUPER PRECISION BEARING SET, NIB

HYTEC, 100965, SWING/PULL CLAMP, 2400 LBS FORCE, 1.267″