Omega Vehicle Security OM5-C manual Ordering, Input Range Excitation

SPECIFICATIONS Typical at TA = +25°C and +5V power.

FIGURE 2. Full Bridge Connection.

Module	Full Bridge	Half Bridge
	OM5-WBS38-01-C, -WBS-1/-2/-4/-5-C	OM5-WBS38-03-C,-WBS-3-C
Input Range	±10mV to ±100mV	*
Input Bias Current	±0.3nA	*
Input Resistance	50MΩ
Normal		*
Power Off	40kΩ	*
Overload	40kΩ	*
Signal Input Protection
Continuous	240Vrms max	*
Transient	ANSI/IEEE C37.90.1-1989	*

Rg(1)

Rg(1)

+EXC

Rg(1) +In

–In

Rg(1)

–EXC

4

3

2

1

4

VEXC

6

5

3

OM5-WBS38-01-C

Excitation Output (-1/-2/-3/-5-C)	+10V ±3mV	*
Excitation Output (-4-C,-01/-03-C)	+3.333V ±2mV	*
Excitation Load Regulation	±5ppm/mA	*
Excitation Stability	±15ppm/°C	*
Half Bridge Voltage Level (-3-C)	NA	+5V ±1mV
Half Bridge Voltage Level (-03-C)	NA	+1.667V ±1mV
Isolated Excitation Protection
Continuous	240Vrms max	*
Transient	ANSI/IEEE C37.90.1-1989	*
CMV, Input to Output

Backpanel	OM5-WBS-1-C
Terminal Block	OM5-WBS-2-C
	OM5-WBS-4-C
	OM5-WBS-5-C

FIGURE 3. Half Bridge Connection.

Continuous	1500Vrms max	*
Transient	ANSI/IEEE C37.90.1-1989	*
CMR (50 or 60Hz)	100dB	*
NMR (–3dB at 10kHz)	120dB per Decade above 10kHz	*
Accuracy(2)	±0.08% Span ±10∝V RTI(3)	*
Nonlinearity	±0.02% Span	*
Stability	±1∝V/°C
Input Offset		*
Output Offset	±40∝V/°C	*
Gain	±25ppm of Reading/°C	*

+EXC

Rg(1)

+In

NC –In

Rg(1)

–EXC

4

3

2

1

4

R1 VEXC

6

5

R2
3	OM5-WBS38-03-C
R1 = R2
	OM5-WBS-3-C

Noise	0.4∝Vrms	2∝Vrms
Input, 0.1 to 10Hz
Output, 100kHz	10mVp-p	*
Bandwidth, –3dB	10kHz	*
Rise Time, 10 to 90% span	35∝s	*
Setting Time, to 0.1%	250∝s	*
Output Range	±5V	*
Output Resistance	50Ω	*
Output Protection	Continuous Short to Ground	*
Output Selection Time	6∝s at Cload = 0 to 2000pF	*
(to ±1mV of VOUT)	±8mA
Output Current Limit
Output Enable Control
Max Logic “0”	+0.8V	*
Min Logic “1”	+2.4V	*
Max Logic “1”	+36V	*
Input Current, “0,1”	0.5∝A	*
Power Supply Voltage	+5VDC ±5%	*
Power Supply Current	170mA Full Exc. Load, 70mA No Exc. Load	*
Power Supply Sensitivity	±2∝V/% RTI(3)	*
Mechanical Dimensions	2.28" x 2.26" x 0.60" (58mm x 57mm x 15mm)	*
Environmental	–40°C to +85°C
Operating Temperature Range		*
Storage Temperature Range	–40°C to +85°C	*
Relative Humidity	0 to 95% Noncondensing	*
Emissions	EN50081-1, ISM Group 1,	*
	Class A (Radiated, Conducted)
Immunity	EN50082-1, ISM Group 1, Class A (ESD, RF, EFT)	*

Backpanel

Terminal Block

FIGURE 4. Quarter Bridge Connection.

+EXC	4
	4
Rg(1)	R1	VEXC
+In	3
	6
NC –In	2
	5
R3	R2
	1
	3	OM5-WBS38-03-C
–EXC	R1 = R2
		OM5-WBS-3-C

Customer

SuppliedBackpanel

Terminal Block

* Same as Full Bridge modules.

NOTES: (1) Strain element. (2) Includes excitation error, nonlinearity, hysteresis and repeatability. (3) Referenced to input.

MODEL (10kHz)	INPUT BRIDGE TYPE	INPUT RANGE	EXCITATION	OUTPUT RANGE	ORDERING
OM5-WBS38-01-C	Full Bridge	100Ω to 10kΩ	3.333V at 3mV/V Sensitivity	-5V to +5V	INFORMATION
OM5-WBS-1-C	Full Bridge	300Ω to 10kΩ	10.0V at 3mV/V Sensitivity	–5V to +5V
OM5-WBS38-03-C	Half Bridge	100Ω to 10kΩ	3.333V at 3mV/V Sensitivity	-5V to +5V
OM5-WBS-3-C	Half Bridge	300Ω to 10kΩ	10.0V at 3mV/V Sensitivity	–5V to +5V
OM5-WBS-2-C	Full Bridge	300Ω to 10kΩ	10.0V at 2mV/V Sensitivity	–5V to +5V
OM5-WBS-4-C	Full Bridge	100Ω to 10kΩ	3.333V at 10mV/V Sensitivity	–5V to +5V
OM5-WBS-5-C	Full Bridge	300Ω to 10kΩ	10.0V at 10mV/V Sensitivity	–5V to +5V

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