OMRON ​ZJ-SDA11 ZJ-SD100 Fan Ionizer

Applicable Amplifier

ZJ-SDA11

Sensing distance

5 to 100 mm

Measurement voltage

Standard mode: ±50 KV, Precision mode: ±5 KV max. *1

Display resolution

Standard mode: 10 V, Precision mode: 1 V *2

Linearity *3

±5% FS *4

Response time

20 ms

Ambient temperature range

Operating and storage: 0 to 50°C (with no condensation or icing)

Ambient humidity range

Operating and storage: 35% to 85% (with no condensation)

Dielectric strength

1,000 VAC, 50/60 Hz, 1 min *5

Vibration resistance

Sensor Head: 3-mm double amplitude at 10 to 55 Hz for 45 min each in the X, Y, and Z 
directions, 
Preamplifier: 1.5-mm double amplitude at 10 to 55 Hz for 2 h each in the X, Y, and Z 
directions

Degree of protection

IP20

Connecting method

Pre-wired Connector (standard length: 2 m)

Weight (packed state)

Approx. 150 g

Materials

Sensor Head: Stainless steel 
Preamplifier: PC

Accessories

Instruction sheet, Preamplifier Mounting Brackets (ZX-XBT1)

Measurement period

1 ms

Possible average count 
settings *1

1, 2, 4, 8, 16, 32, 64, 128, 256, 512, or 1,024

Linear output *2

Current output: 4 to 20 mA/FS, Max. load resistance: 300 Ω 
Voltage output: ±4 V (±5 V, 1 to 5 V *3), Output impedance: 100 Ω

Judgment outputs 
(3 outputs: OPE1, OPE2, 
and OPE3)

NPN open-collector output, 30 VDC, 20 mA max. 
Residual voltage: 1.2 V max.

Bank shift input, zero reset 
input, timing input, reset 
input

ON: Short-circuited with 0-V terminal or 1.5 V or less 
OFF: Open (leakage current: 0.1 mA max.)

Functions

Measurement value display, display reverse, scaling, peak and bottom hold, distance 
compensation, present value display, limit number of display digits, monitor focus, 
mask hold, sensing area compensation, output value display, zero reset, linear output 
compensation, distance trigger, warning output, setting value display, zero reset 
memory, peak hold, delay hold, bank switching, resolution display, various timers, 
bottom hold, delay time setting, enable display, initialization, sample hold, timing inputs, 
zero reset display, teaching, peak-to-peak, key lock, judgment output display, direct 
threshold value setting, hold, clamp value setting, ECO mode, hysteresis adjustment, 
average hold, precise measurement mode

Indications

Operation indicators (OPE1 (orange), OPE2 (green), OPE3 (yellow), 7-segment main 
digital display (red), 7-segment sub-digital display (yellow), power ON indicator (green), 
zero reset indicator (green), enable indicator (green)

Power supply voltage

24 VDC ±10%, Ripple (p-p): 10% max.

Current consumption

24-VDC power supply: 140 mA max.

Ambient temperature range

Operating and storage: 0 to 50°C (with no icing or condensation)

Ambient humidity range

Operating and storage: 35% to 85% (with no condensation)

Insulation resistance

20 MΩ (at 500 VDC)

Dielectric strength

1,000 VAC, 50/60 Hz, 1 min

Shock resistance

Destruction: 300 m/s² 3 times each in 6 directions (up/down, left/right, and forward/ 
backward)

Vibration resistance

Destruction: 0.7-mm double amplitude at 10 to 150 Hz for 80 min each in the X, Y, and 
Z directions

Connecting method

Pre-wired (standard length: 2 m)

Weight (packed state)

Approx. 350 g

Materials

Case: PBT (polybutylene terephthalate), Cover: Polycarbonate

Accessories

Instruction sheet