SENKO C-20 User Manual download pdf (Page 11)

Sensor Detecting

range

Resolution

Oxygen(O2) 0~30% vol. 0.1% vol.

Installation Drawing

Carbon

Monoxide(CO)

0~1000ppm 1ppm

Hydrogen

Sulfide(H2S)

0~200ppm 1ppm

Methane(CH4) 0~100%LEL 1% LEL

Hydrogen(H2) 0~1,000ppm 1ppm

Ammonia(NH3) 0~100ppm 1ppm

Detector

Size 150m(W) x 165mm(H) x110 mm(D)

Wei

g

ht 1.8k

g

g

g

Calibration Two-point calibration

Accuracy

≤ ±5% (Full Scale)

Response Time ≤ 30 sec. (T

90

)

IP Rating IP65

Ex

p

losion

p

roof EX d IIC T5

LCD display

pp

Power 10~30V DC, max 60mA at 24V

Output 4~20mA, RS485 Modbus RTU

(Baud rate of 4800, 9600, 19200)

Sampling Internal diffusion

Operating

Temperature

-20˚C ~ 50˚C RH

(Non

condensing)

① Gas type

② Unit

③ Gas concentration

Temperature

(Non

-

condensing)

Dry contacts Max 30V, 5A.

One for Low and Fault alarm,

Another for High alarm

Terminal BR-500C(8pins), AWG24

Mounting 2 holes ¾” NPT

Specification

1 2 ... 6 7 8 9 10 11 12 13 14 15

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