价格:1.00/套
品牌:美国AMETEK DE Z-tron IV Z4-Series
起订:1套
供应:100套
发货:3天内
信息标签:美国DE Z-tron IV Z4-Series 料位计,供应,仪器仪表,物位仪表

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Z-tron IV  Z4-Series
Specifications

Power Requirements:
AC Units - Field Adjustable:
95-145 VAC, 50/60 Hz, 1 Watt
215-265 VAC, 50/60 Hz, 1 Watt
DC Units:
24 VDC Unit: 19-29 VDC input, 1 Watt
Sensitivity:
0.3pF or less
Operating Point Range:
0 - 80 pF (20 Turn Pot / 4 pF per Turn)
Extended range with external pad capacitor, Pad ratio 1:1
Load Resistance:
Center to Ground, 1500 Ohms
Center to Shield, 750 Ohms
Shield to Ground, 750 Ohms
Failsafe:
Field adjustable to either High-Level Fail-Safe (HLFS)
or
Low-Level Fail-Safe (LLFS)
Output:
DPDT relay closure
Contact Rating:
5A @ 120 Vac non-inductive
2A @ 230 Vac non-inductive
Ambient Temperature:
-40°F to 145°F (-40°C to 60°C)
Temperature Effect:
0.5pF/50°F

Line Voltage Effect:
0.2pF/20V @ 120 Vac
Stability:
0.15pF/6 mo. maximum shift
Spark Protection:
100 Amp
Mounting: (Probe Dependant)
?-inch NPT (Typical)
Housing:
The standard housing meets the following classifications:
Nema 1 General-Purpose
Nema 2 Drip-Tight
Nema 3 Weather-Resistant
Nema 4 Waterproof
Nema 5 Dust-Tight
Nema 12 Industrial Use
FM approval on housing only. If agency approval is required, use the Drexelbrook PXL The Point? instrument for point level control.
Time Delay:
0-60 seconds (3/4 Turn Pot) 270° Potentiometer
Approvals
FM / FMC 3810 General Purpose