SA series

SPEC. SHEET

Alarm Detector (DC voltage) (with indication function)

Model:SAVA

Output specifications

FeaturesFor Alarm 1 and Alarm 2, the alarm type can be selected
respectively from High limit alarm, Low limit alarm, High limit alarmwith standby, Low limit alarm with standby and No alarm.

• Scaling function• Alarm Energized/De-energized• Alarm Hold function• Alarm action delay timer• Set value lock• High limit alarm
Alarm hysteresis• Low limit alarm

ONONOFF?

Alarm hysteresis

OFF?

Alarmvalue• High limit alarm with standby
Alarm hysteresis
ONAlarmvalue• Low limit alarm with standby
Alarm hysteresis
ONHow to orderSpecify a model. (e.g.) SAVA-0111-0

Model: SAVA － □ □ □ － □OFF?

Alarm
value

Input
01: 0 to 100mV DC
02: 0 to 1V DC
03: 0 to 5V DC
04: 1 to 5V DC
05: 0 to 10V DCOFF?

Alarm
value

Stanby functions.
Alarm action: ON/OFF action, Alarm hysteresis: 0.1 to 100.0%FS,
Delay timer: 0 to 9999sec, Energized/De-energized
Alarm Holding/Not holding, Selectable
Alarm 1 output: Relay contact 1a,Control capacity; 3A 250V AC (Resistive load),1A 250V AC (Inductive load cosø=0.4)
Electric life 100,000 cycles
Alarm 2 output: Open collector, Control capacity; 0.1A 24V DC

Alarm 1 output (Relay contact 1a) *1
0: No alarm action
1: High limit alarm
2: Low limit alarm
3: High limit alarm with standby
4: Low limit alarm with standby

Performance
Setting accuracy: The same as the Display accuracy
Reference accuracy: Within 0.2%
Display accuracy: Within Reference accuracy 1 digit
Temperature coefficient : 0.015%/Response time
: 1 sec or lessInsulation resistance: 10M or more, at 500V DC(Input - Output - Power)Dielectric strength: 1500V AC for 1 minute(Input - Alarm 1 output - Alarm 2 output - Power)
Isolation: 3-port isolation (between Input - Output - Power)

Alarm 2 output (Open collector) *1
0: No alarm action
1: High limit alarm
2: Low limit alarm
3: High limit alarm with standby
4: Low limit alarm with standby
Power supply
0: 100 to 240V AC
1: 24V AC/DCGeneral structure*1: The alarm type can be selected by keypad from No alarm
action, High limit alarm, Low limit alarm, High limit alarmwith standby and Low limit alarm with standby.

Input specifications

Case: Flame-resistant resin Color: Light gray
Front panel: Membrane sheet Setting: Using the front keypad
Indication: Power indicator: Green LED
Input display: 7-segment, Red LED display 4-digit
Character size, 7.4 x 4.0mm (H x W)
Set value display: 7-segment, Green LED display 4-digit
Character size, 7.4 x 4.0mm (H x W)

DC voltage
Input range
0 to 100mV DC
0 to 1V DC
0 to 5V DC
1 to 5V DC
0 to 10V DC

Input resistance
1M

Allowable signal
source resistance
200or lessPower indicator
Input display

100k

100

or less

Set value display
Up keyDown key

MODE key
SUB MODE key

SAVAFerrules

Installation specifications

Terminals from 1 to 4
• Insulation sleeve attached (Phoenix Contact GMBH & CO.)AI0.25-8YE
0.2 – 0.25mm2
AI0.34-8TQ
0.25 – 0.34mm2
AI0.5-8WH
0.34 – 0.5mm2
AI0.75-8GY
0.5 – 0.75mm2
AI1.0-8RD
0.75 –1.0mm2
AI1.5-8BK
1.0 – 1.5mm2• Crimping pliers (Phoenix Contact GMBH & CO.)CRIMPFOX ZA3, CRIMPFOX UD6
Terminals from 5 to 9• Insulation sleeve attached (Phoenix Contact GMBH & CO.)AI0.25-8YE
0.2 – 0.25mm2
AI0.34-8TQ
0.25 – 0.34mm2
AI0.5-8WH
0.34 – 0.5mm2• Crimping pliers (Phoenix Contact GMBH & CO.)CRIMPFOX ZA3, CRIMPFOX UD6Power supply: 100 to 240V AC 50/60Hz
24V AC/DC 50/60Hz
Allowable voltage range: 85 to 264V AC, 20 to 28V AC/DCPower consumption: Approx. 6VA
Ambient temperature : -5 to 55
Ambient humidity: 35 to 85%RH (non-condensing)
Mounting: DIN rail mounting
External dimensions: 22.5 (W) x 75 (H) x 100 (D)mmWeight: Approx. 120g

Attached functions• Power failure countermeasure:The data is backed up in non-volatile IC memory.
• Self diagnosis:
The CPU is monitored by a watchdog timer, and if
an abnormal status is found on the CPU, the unit isswitched to warm-up status with turning all outputs off.

Circuit configuration and terminal arrangement

Environmental specification
3

RoHS directive compliance＋Settings

5

Input

Function keys
(1) Up key(2) Down key(3) MODE key(4) SUB MODE key: Increases the numeric value.
: Decreases the numeric value.
: Selects the setting mode.
: Press with the MODE key to selectthe setting mode.

Setting items• Setting by pressing the MODE key for 3 seconds(1) Alarm 1 value (2) Alarm 2 value• Setting by the MODE key and SUB MODE key(1) Set value lock(2) Decimal point place(3) Scaling low limit value(4) Scaling high limit value(5) Filter time constant(6) Sensor correction(7) Alarm 1 type(8) Alarm 2 type(9) Alarm 1 Energized/De-energized(10) Alarm 2 Energized/De-energized(11) Alarm 1 Hold function(12) Alarm 2 Hold function(13) Alarm 1 hysteresis(14) Alarm 2 hysteresis(15) Alarm 1 action delay timer(16) Alarm 2 action delay timer(17) Display selection(18) Indication time－

6InputcircuitCPU

Alarm 1 output(Relay contact 1a)4

Insulation
circuit8

7

Alarm 2 output(Open collector)

9

Display/Setting
key circuit

Powercircuit

12＋

Power
supply－Alarm 1 output: Take measures for relay protection andnoise prevention as shown below.
• AC power
AC

3
Inductive load (coil)
4LoadVaristor, CR circuit, etc.

• DC powerDC

3
Inductive load (coil)
4

LoadDiode, Varistor,
CR circuit, etc.

Alarm 2 open collector output connection example+8DC

9-Displays and indicators
Power indicator: The green LED lights when the power
to the instrument is turned on.
Input display: Indicates the input value.
Under range:“” flashes on the Input display.
Over range:“” flashes on the Input display.
Warm-up indication: For approx. 3sec after power-on,
the input type is indicated on the Input
display, and Scaling high limit value isindicated on the Set value display.
Set value display: Indicates the one which has been
selected during “Display selection” mode.
Indicates Alarm 1 value or Alarm 2 value.
Indicates characters shown below while
alarm output is on.
Alarm output status
Alarm 1 output ON

External dimensions (Scale: mm)

Set value display

Alarm 2 output ON
Alarm 1, 2 outputs ON

SHINKO TECHNOS CO., LTD.

Tel: 81-72-727-6100
URL: http://www.shinko-technos.co.jp/e/ E-mail: overseas@shinko-technos.co.jp

20090605