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No.8920-03

Temperature/Humidity Transmitter

SK-RHC-I

JAN code : 4974425892037

Calibration : May be available depends on probes

JCSS Accredited Calibration : May be available depends on probes

This model is one of the Temperature/Humidity Transmitter SK-RHC series with current output (4 to 20mADC). Choose either one of probes sold separately.

AC adapter is also available at an additional cost.


The image shows a combination with Plug-in Type Probe SK-RHCS-1.

    • Instruction manual

Feature

■ Select either one of the following output signals when you order: voltage, electric current, or RS-485. Four types of external indicators are also selectable.

■ Select the probe such as plug-in type or with-sensor-cord type when you order.

■ Equipped with Hi/Lo alarm

Description

Select one sensor probe below to purchase separately.


■ Probes for SK-RHC series

Plug-in Type Probe
No. 8921-00
SK-RHCS-1



Dimensions: 29 x 121 x 24 mm (W x H x D) excluding protuberance
Measuring range: −10.0 to 60.0°C, 20.0 to 95.0%rh at 23°C

Sensor-with-Cord Type Probe
No. 8922-00
SK-RHCS-2



Dimensions: Sensing part 19 × 119 mm (dia. x L), Cord 5 m long
Measuring range: −10.0 to 60.0°C, 20.0 to 95.0%rh at 23°C

Flexible Type Probe
No. 8922-10
SK-RHCS-3



Dimensions: Sensing part 6 x 35 mm (dia. x L), Cord 1.5 m long
Measuring range: −10.0 to 60.0°C, 25.0 to 95.0%rh at 23°C

■ Use isolated wirings for temperature and humidity terminals for devices connected to SK-940A-I because all the positive side of the circuit is unified.

Install an isolator if said terminals are grounded together.

Specifications

Cat. No. 8920-03
Product name Temperature/Humidity Transmitter
Model name SK-RHC-I
Measuring range Depends on probes. Refer to specifications of probes.
Display range Temperature −15 to 65.0°C
Humidity 5.0 to 99.0%rh
Measuring accuracy Refer to specifications of probes
Display accuracy Temperature ± (0.1+1 digit)°C
Humidity ± (0.1+1 digit)%rh
Output accuracy ±1.0°C / ±1.0%rh
Resolution Temperature 0.1°C (10°C and up)
1°C (other)
Humidity 0.1%rh (15%rh and up)
1%rh (other)
Output Temperature 4 to 20 mA for −15 to 65°C
Humidity 4 to 20 mA for 0 to 100%rh
Operation ambient −10 to 60°C, less than 80%rh without condensing
Refresh time 1 or 10 sec. switchable manually
Alarm Hi/Lo alarm output as a relay contact
Maximum rating for alarm output: survival voltage 48 VAC/DC, ramp load current 1 A
* One threshold, either upper or lower limit, can be set for temperature and humidity respectively.
Materials ABS resin, acrylic glass
Dimensions 118 (W) x 100 (H) x 42 (D) mm
Weight 210 g
Power 12–14 VDC or AC adapter sold separately
Applicable probes SK-RHCS Series
Standard accessories Probe fitting screw x1, instruction manual