-50-
No. ZK2-OM00201
■
Pressure Switch for Vacuum with energy saving function
(For details, refer to the ZK2-ZSV
□□□-A Operation Manual.)
Model
ZK2-ZSV
□□□-A
Rated pressure range
-100 to 100 kPa
Set/Display pressure range
-105 to 105 kPa
Proof pressure
500 kPa
Minimum setting unit
0.1 kPa
Power supply voltage
12 to 24 VDC ±10%, Ripple (P-P) 10% or less
(Protected against reverse connection)
Current consumption
40 mA or less
Switch
output
Output type
NPN or PNP open collector
OUT1: General purpose, OUT2: Valve control
Maximum load current
80 mA
Maximum applied voltage
26.4 VDC
Residual voltage
2 V or less (at 80 mA load current)
Response time
2.5 ms or less (response time available for anti-chattering function: 20,
100, 500, 1000 or 2000 ms)
Short circuit protection
Provided
Repeatability
±0.2% F.S. ±1 digit
Hysteresis
Hysteresis mode
Variable from 0
Note 10)
Display type
3 1/2 digits, 7-segment LED 1-color display (Red)
Display accuracy
±2% F.S. ±1 digit (at ambient temperature 25 ± 3
o
C)
Indication LED
Lights up when output is turned on. OUT1: Green, OUT2: Red.
Environmental
resistance
Enclosure
IP40
Withstand voltage
1000 VAC for 1 minute between terminals and housing
Insulation resistance
50MΩ or more between terminals and housing
(with 500 VDC megger)
Temperature characteristics
±2% F.S. (Ambient temperature: 25
o
C reference)
Lead wire
5 wires, ø3.5, 2m
Conductor cross section 0.15 mm
2
(AWG26), insulator O.D.: 1.0mm
Note 10) If the applied voltage fluctuates around the set value, the hysteresis must be set to a value more than the fluctuating width,
otherwise chattering will occur.
