# Portable Sensor Tester, Inductive/Magnetic/Capacitive and Photoelectric DC Sensors
**URL**: https://novapart.co/products/ST-04/portable-sensor-tester-inductive-magnetic
**SKU**: ST-04
**Manufacturer**: CARLO GAVAZZI
**Price**: €132.6900
**Stock**: 10+
**Lead Time**: 123 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (21-Jan-2025) |
| For Use With | Inductive, Magnetic, Capacitive and Photoelectric DC Sensors |
| Accessory Type | Portable Sensor Tester |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:4705931/)
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## **ST-04 Sensor Tester**
## **Instruction manual**
**Manuale d’istruzione Betriebsanleitung Manuel d’instructions Manual de instrucciones Brugervejledning** 使用手册
**UAB Carlo Gavazzi Industri Kaunas** Raudondvario pl. 101 Kaunas LT-47184 Lithuania
## **Table of contents**
**1. Structure ....................................................................................................... 3 2. Supply ........................................................................................................... 4 3. Power ON/OFF .............................................................................................. 5 4. NPN/PNP selector ......................................................................................... 6 5. Wiring a sensor ............................................................................................. 7** 5.1 3-wire ............................................................................................................................7 5.2 4-wire ............................................................................................................................8 5.3 2 x 3-wire ......................................................................................................................8 **6. Testing a sensor ............................................................................................. 9 7. Features ........................................................................................................ 10** 7.1 General .........................................................................................................................10 7.2 Dimensions mm [inches] ..................................................................................................10 7.3 Supply ...........................................................................................................................10 7.4 Environmental ................................................................................................................11 7.5 Approval and markings ..................................................................................................11
**2**
Rev. 0 - 01.2025 | ST-04 Sensor tester | © 2025 | **CARLO GAVAZZI Industri**
## **1. Structure**
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+V
+V
Output contact 1
Output contact 2
-V
-V
)
S
(
SENSOR
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Power indication Output indications NPN/PNP indication Battery indication
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NPN / PNP selector
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USB Type-C Power supply
Lock/unlock battery cover Reflector
= ON/OFF button
Iron target
Aluminium target
**3**
Magnet
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i
## **2. Supply**
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1
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2x
6LR61
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2
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USB
Type-C
5V>2A
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## **3. Power ON/OFF**
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OFF ON
>3s
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Powered
by Type-C
port
Powered
by 2x
6LR61
Blinking:
low battery
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## **4. NPN/PNP selector**
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NPN
>3s
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PNP
>3s
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PNP
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NPN
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## **5. Wiring a sensor**
## **5.1 3-wire**
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1
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2
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3
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**V+ V- Output contact**
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>3s
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## **5.2 4-wire**
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>3s
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## **5.3 2 x 3-wire**
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Sensor 1 Sensor 2
PNP + PNP ≤ 100 mA ✔
Sensor 1 Sensor 2
NPN + NPN ≤ 100 mA ✔
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>3s
Sensor 1 Sensor 2
PNP + NPN
X
Sensor 1 Sensor 2
NPN + PNP
X
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## **6. Testing a sensor**
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Sensor
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Photoelectric
target
Sensor
Inductive
targets
Magnetic
target
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## **7. Features**
## **7.1 General**
|**Ordering number**|ST-04|
|---|---|
|**Housing material**|ABS|
|**Weight**|115g|
## **7.2 Dimensions mm [inches]**
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50 [1,97”]
33
[1,30”]
130
[5,12”]
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## **7.3 Supply**
|**Power supply (sensor)**|18VDC,100mA|
|---|---|
|**Power supply (device)**|Via USB type C: 5V, > 2A
Battery: 2x 6LR61(not included)|
|**Low battery indication**|LED flashes on low batterylevel|
|**Protection**|Batteryreverseprotection|
|**Sleep mode**|Automaticallyafter 5 minutes|
**10**
Rev. 0 - 01.2025 | ST-04 Sensor tester | © 2025 | **CARLO GAVAZZI Industri**
## **7.4 Environmental**
|**7.4 Environmental**|**7.4 Environmental**|
|---|---|
|**Operational environment**|To be used in indoor applications only|
|**Degree ofprotection**|IP30|
|**Operating temperature**|Operating: 0° to + 40°C(32° to 104°F)|
|**Storage temperature**|0° to + 50°C(32° to 122°F)|
|**Ambient humidity range**|Operating: 0 to + 90% non condensing|
||Storage: 0 to + 90% non condensing|
## **7.5 Approval and markings**
**Approvals**
**11**
Rev. 0 - 01.2025 | ST-04 Sensor tester | © 2025 | **CARLO GAVAZZI Industri**
## Links
- [View this product on Novapart](https://novapart.co/products/ST-04/portable-sensor-tester-inductive-magnetic)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/carlo-gavazzi/st-04/portable-sensor-tester-dc-sensor/dp/4705931)
---
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