WIKA · Pressure measurement · Family 910
Indicator for panel mounting
Dial indicator for 4-20 mA signal, readable from a distance, with optional 4-20 mA output and optical failure indication
Output
4-20mA · 4-20 mA
Accuracy
0.75 % of measuring span
Protection
IP65/IP67
CERoHS
Price
On request
Depends on configuration
Description
The model 910.70 has been developed specifically for the display of sensors with a 4 ... 20 mA output signal in industrial environments.
The design of the indicator with dial and case matches that of a mechanical pressure gauge. The standardised input signal of the indicator enables the connection of a variety of sensors, irrespective of their measurand (e.g. pressure, temperature or flow).
For demanding applications, e.g. with high medium temperatures and critical media, the model 910.70 can be used in combination with a diaphragm seal system, consisting of a pressure sensor and diaphragm seal.
Special features
- Dial indicator, readable from a distance, for 4 ... 20 mA analogue current signal
- Suitable for all sensors with current output, irrespective of the measurand
- Optical signal if the sensor signal fails
- 4 ... 20 mA output signal (option)
Identification
| Model | 910.70 |
| Product family | 910 |
| Subcategory | Indicator for panel mounting |
Accuracy
| Accuracy class | 0.75 % of measuring span |
| Accuracy standard | IEC/EN 60529 |
Electrical characteristics
| Output signal | 4-20mA · 4-20mA (option) |
| Power supply | DC 14 ... 30 V |
| Electrical connection | Circular connector M12 x 1, 4-pin |
Materials
| Case material | Stainless steel |
| Wetted parts material | 316L |
Operating environment
| Ambient temperature | +0…+60 °C |
| IP rating | IP65/IP67 |
| Weight | 0.365 kg |
Certifications and approvals
| Certifications | CERoHS |
Additional details
| Datasheet languages | EN |
Tables from datasheet
| Model 910.70 | |
|---|---|
| Indicator | |
| Principle | A digitally controlled stepper motor drives the pointer shaft |
| Dial | White, black lettering |
| Scale range | 270° |
| Measuring time | Max. 30 %of full scale / s |
| Sensor input | |
| Input signal | 4 ... 20 mA, 2-wire |
| Electrical connection | Circular connector M12 x 1, 4-pin; nickel-plated brass |
| Accuracy | 0.75 %of measuring span |
| Voltage supply | |
| Power supply U S | DC 14 ... 30 V, max. 0.2 A |
| Electrical connection | Circular Connector M12 x 1, 4-pin |
| Output signal | |
| Output signal | 4 …20mA, 2-wire, passive, galvanically isolated |
| Permissible max. load R A | R A ≤ (U B - 12 V)/0.02 A with R A in Ωand U B in V, max.600Ω |
| Power supply U B | DC 12V< U B < 30V |
| Cable | |
| Power cord | Length: ≤ 5 m[16.4 ft], only use of original cable is permitted |
| Sensor cable | Length: ≤ 3 m[9.8 ft], only use of original cable is permitted |
| Permissible ambient conditions | |
| Operating temperature | 0 ... 60 °C [32 ... 140 °F] |
| Storage temperature | -25 ...+70 °C [-13 ...+158 °F] |
| Permissible air humidity | 10 ... 95 %r.h. (non-condensing) |
| Case | |
| Material | Stainless steel |
| Ingress protection per IEC/EN 60529 | IP65/IP67 |
| Weight | Approx. 365 g [12.9 oz] |
| Mounting | With mounting bracket |
| Pin | Function | Wire colour |
|---|---|---|
| 1 | Analogue output (+) | BN |
| 2 | Power supply (DC 14 ... 24 V) | WH |
| 3 | Analogue output (-) | BL |
| 4 | Power supply (GND / 0 V) | BC |
| Logo | Description | Country |
|---|---|---|
| EU declaration of conformity ■ EMCdirective ■ RoHS directive | European Union |
| Dial status | Description | Operating status |
|---|---|---|
| 316L Power 80 60 40 20 20 15 10 5 | Power LED lights up green. Pointer is within the scale. Analogue output is in the range of 4 ...20mA | Normal operation |
| Power LED flashes green. Pointer is below the scale. Analogue output in the Power 80 60 40 20 15 10 | range of 4 ...20mA | After switching on the analogue display, an initialisation process is performed.Wait 5 seconds. |
| 316L Power 80 60 40 20 20 15 10 5 | Power LED flashes red. Pointer is above the full scale value. Analogue output: > 20mA | The sensor signal is between 20.5…21mA 1) . Error signal is suppressed for a few seconds. Check sensor. |
| Power 80 60 40 20 15 10 | Power LED flashes red. Pointer is below the scale. Analogue output:<4mA | Sensor signal is < 3.6mA 1) Error signal is suppressed for a few seconds. Check sensor cable and sensor. |
| 316L Power % 100 80 60 40 20 0 mA 20 15 10 5 4 | Power LED does not light up. Pointer is below the scale. Analogue output: > 21mA | Check power supply |
Industry
Chemistry / Pharma
Process industry
Industry
Machinery
General plant construction · Machine building · Test benches
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