Dual-channel controller

SV4B French OLDHAM Dual-Channel Controller Panel

Dimensions

370x299x109mm (Wall-mounted), 19", 4U ; 482.8x177x192.5 mm (Rack-mounted)

Weight

4kg (Wall-mounted), 2kg (Rack-mounted)

Protection Rating

IP55 (Wall-mounted), IP31 (Rack-mounted)

Cable (Wall-mounted)

12 M16 cable glands, 4 to 8 mm² (8 to 11 AWG) outer diameter cable

6 M20 cable glands, 6 to 12 mm² (7 to 9 AWG) outer diameter cable

Display

LCD backlit display + smart keys

Reverse video display on fault

User customizable (simultaneous display of 1 to 16 channels, fixed or scrolling, or events...)

Bar graph and alarm thresholds

Visual Indicators

7 LEDs per line

1 LED fault indicator

1 LED fault indicator

Buttons

5 smart keys, 1 audible alarm acknowledge/reset button

Operation

Operating Temperature

-20°C ~ +50°C

Storage Temperature

-20°C ~ +50°C

Humidity

5 ~ 95% RH

Power Supply

100-240 Vac 50-60 Hz or 21-28 Vdc, max 112 W

Battery

Embedded backup power option (0.6 Ah)

Power Consumption

Min 500 mA (without modules)

Measurement Lines

Digital Lines

Up to 8 lines

RS-485 communication, proprietary protocol, 9600 baud

2 twisted pairs

Analog Lines

Up to 8 lines

0-23 mA analog signal input (4 to 20 mA reserved for measurement) 120 Ohm load impedance

2 or 3 cores

Voltage (Typical)

21 ~ 28Vdc

Current Output per Line

500 mA

Total Current Output

2.4 A continuous (3.2 A intermittent)

Alarms

Per Channel

5 alarm levels (A1, A2, A3, over-range, under-range) + fault

Non-ambiguous reading option for combustible gas monitoring

Programmable Thresholds

Instant average, rising or falling alarms, manual or automatic

Onboard Relays

5 fully programmable alarm relays

1 fault relay (non-configurable)

Dry contact relays

DPCO relays, contact rating 250 Vca 2 A (inductive)

Digital Output

RS-485 Modbus RTU serial link

Certifications

EMC

Complies with EN50270

ATEX

INERIS 13 ATEX 0048

Low Voltage Directive

Complies with EN61010

CSA

In progress