MODEL: CTH

CTH SPECIFICATIONS

ES-1909 Rev.9 Page 2/4

https://www.m-system.co.jp/

Zero adjustment: -5 to +5 % (front)

Span adjustment: 95 to 105 % (front)

Input filter: Selectable with the front switch

INPUT SPECIFICATIONS

Frequency: 4 Hz – 200 kHz (-3 dB) or 4 Hz – 2 kHz (-3 dB)

Input burden: 0.5 VA max.

Overload capacity: 1000 % of rating for 3 sec., 200 % for 10

sec., 120 % continuous

Operational range: 0 – 120 % of rating

10

4

100

1k 2k

10k

100k 200k (Hz)

–10

0

(dB)

–3

Frequency Characteristics

OUTPUT SPECIFICATIONS

■ DC Current: 0 – 20 mA DC

Minimum span: 1 mA

Offset: Max. 1.5 times span

Load resistance: Output drive 15 V max.

■ DC Voltage: -10 – +12 V DC

Minimum span: 5 mV

Offset: Max. 1.5 times span

Load resistance: Output drive 10 mA max.; 5 mA for

negative voltage output; at ≥ 0.5 V

INSTALLATION

Power input

• AC: Operational voltage range: rating ±10 %,

50/60 ±2 Hz, approx. 2 VA

• DC: Operational voltage range: rating ±10 %, or 85 – 150

V for 110 V rating (ripple 10 % p-p max.)

approx. 2 W (80 mA at 24 V)

Operating temperature: -5 to +60°C (23 to 140°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Surface or DIN rail

Weight: 300 g (0.66 lb)

PERFORMANCE in percentage of span

Accuracy: ±0.3 % at 20 Hz – 1 kHz

±7 % at 7 Hz – 100 kHz

Temp. coefficient:

±0.015 %/°C (±0.008 %/°F) at 20 Hz – 1 kHz

±0.35 %/°C (±0.19 %/°F) at 7 Hz – 100 kHz

Response time: Approx. 1.5 sec. (0 – 90 %)

Ripple: 0.5 %p-p max.(The output ripple may increase when

there is great difference between the frequencies of input

signal and power supply)

Line voltage effect: ±0.1 % over voltage range

(input 5 - 100 %)

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 2000 V AC @1 minute (input to output

to power to ground)

STANDARDS & APPROVALS

EU conformity:

EMC Directive

EMI EN 61000-6-4

EMS EN 61000-6-2

Low Voltage Directive

EN 61010-1

Installation Category II

Pollution Degree 2

Input to output to power: Reinforced insulation (300 V)

RoHS Directive