D-A54 SMC Corporation, D-A54 Datasheet - Page 75

• Manufacturer Part Number: D-A54
• Description: Sensor, reed switch, tie rod mount, grommet connection, for NCA1 cylinder
• Manufacturer: SMC Corporation

Specifications of D-A54

• Technology: Reed

It is possible to use in an envi-
ronment which generates a
magnetic field disturbance (AC
magnetic field).
20
Auto Switch Internal Circuit
For single-phase AC welding machines
Not applicable for DC inverter welding
machines (including rectifying type) and or
condenser type welding.
D-P4DWL/Z
Indicator light/Display method
Operating
range
Caution
ON
Indication
Precautions
Red
Grommet
Magnetic Field Resistant 2-color Indication
Solid State Switch
D-P4DWL/D-P4DWZ
Green
Red
Optimum operating
position
OUT () Brown
OUT () Blue
OFF
Auto Switch Specifications
• Lead wire — Oilproof heavy-duty vinyl cable, ø6, 0.5 mm
• Impact resistance — 1000 m/s
• Insulation resistance — 50 M or more at 500 VDC Mega (between lead wire and case)
• Withstand voltage — 1000 VAC for 1 minute (between lead wire and case)
• Ambient temperature — –10 to 60C
• Enclosure — IEC529 standard IP67, JIS 0920 waterproof structure
Magnetic Field Resistance
If the current of the AC welding machine is 16,000 A or lower, the switch can be used, even if the
distance between the welding conductor (gun cable) and the cylinder or switch is 0 mm.
Please contact SMC when the AC welding current exceeds 16,000 A.
Dimensions
D-P4DW„
D-P4DWL: 3 m, D-P4DWZ: 5 m
Applicable load
Load voltage
Load current
Internal voltage drop
Leakage current
Operating time
Indicator light
Auto switch model
(With indicator light)
6
13
Operating position······Red LED illuminates when turned ON.
Optimum operating position······Green LED illuminates when turned ON.
32
Most sensitive position
D-P4DW (DC24V)
2
Indicator light
D-P4DWL
4
2-ø3.5 mounting hole
24 VDC (20 to 28 VDC)
1 mA or less at 24 VDC
3000 (5000)
24 VDC relay, PLC
6 to 40 mA or less
40 ms or less
5 V or less
2
For details about certified products conforming to
international standards, visit us at www.smcworld.com.
, 2 cores,
PLC: Programmable Logic Controller
D-P4DWZ
Unit: mm