Universal Trip Amplifier
PR 4131
Key Features: Input for RTD, TC, Ohm, potentiometer, mA and V • 2 adjustable alarm limits • FM-approved for installation in Div. 2 • 2 relay outputs • Universal AC or DC supply
Environmental Conditions
| Operating temperature |
-20°C to +60°C |
| Calibration temperature |
20...28°C |
| Relative humidity |
< 95% RH (non-cond.) |
| Protection degree |
IP20 |
Mechanical Specifications
| Dimensions (HxWxD) |
109 x 23.5 x 104 mm |
| Dimensions (HxWxD) w/ PR 4500 |
109 x 23.5 x 131 mm |
| Weight approx. |
170 g |
| Weight incl. 4501 / 451x (approx.) |
185 g / 200 g |
| Wire size |
0.13...2.08 mm² AWG 26...14 stranded wire |
| Screw terminal torque |
0.5 Nm |
| Vibration |
IEC 60068-2-6 2...13.2 Hz: ±1 mm 13.2...100 Hz: ±0.7 g |
Common Specifications
Supply
| Supply voltage, universal |
21.6...253 VAC, 50...60 Hz or 19.2...300 VDC |
| Fuse |
400 mA SB / 250 VAC |
| Max. required power |
≤ 2.0 W |
| Max. power dissipation |
≤ 2.0 W |
Isolation Voltage
| Isolation voltage, test / working |
2.3 kVAC / 250 VAC |
Response Time
| Temperature input (0...90%, 100...10%) |
≤ 1 s |
| mA / V input (0...90%, 100...10%) |
≤ 400 ms |
Auxiliary Supplies
| 2-w. supply (term. 44...43) |
25...16 VDC / 0...20 mA |
| Programming |
PR 4500 communication interfaces |
| Signal / noise ratio |
Min. 60 dB (0...100 kHz) |
| Accuracy |
Better than 0.1% of sel. range |
| EMC immunity influence |
< ±0.5% of span |
| Extended EMC immunity: NAMUR NE21, A criterion, burst |
< ±1% of span |
Input Specifications
RTD Input
| RTD type |
Pt10/20/50/100/200/250; Pt300/400/500/1000; Ni50/100/120/1000; Cu10/20/50/100 |
| Cable resistance per wire |
50 Ω (max.) |
| Sensor current |
Nom. 0.2 mA |
| Effect of sensor cable resistance (3-/4-wire) |
< 0.002 Ω / Ω |
| Sensor error detection |
Yes |
| Short circuit detection |
< 15 Ω |
Linear Resistance Input
| Linear resistance min....max. |
0 Ω...10000 Ω |
Potentiometer Input
| Potentiometer min....max. |
10 Ω...100 kΩ |
TC Input
| Thermocouple type |
B, E, J, K, L, N, R, S, T, U, W3, W5, LR |
| Cold junction compensation (CJC) via ext. sensor in 5910 |
20...28°C ≤ ±1°C, -20...20°C / 28...70°C ≤ 2°C |
| CJC via int. mounted sensor |
±(2.0°C + 0.4°C * Δt) |
| Sensor error detection |
Yes |
| Sensor error current: When detecting / else |
Nom. 2 μA / 0 μA |
Current Input
| Measurement range |
0...23 mA |
| Programmable measurement ranges |
0...20 and 4...20 mA |
| Input resistance |
Nom. 20 Ω + PTC 50 Ω |
Voltage Input
| Measurement range |
0...12 VDC |
| Programmable measurement ranges |
0/0.2...1, 0/1...5, 0/2...10 VDC |
| Input resistance |
Nom. 10 MΩ |
Output Specifications
Relay Output
| Relay functions |
Setpoint, Window, Sensor error, Latch, Power and Off |
| Hysteresis |
0...100% |
| ON and OFF delay |
0...3600 s |
| Max. voltage |
250 VRMS |
| Max. current |
2 AAC or 1 ADC |
| Max. AC power |
500 VA |
| Sensor error reaction |
Break / Make / Hold |
| of span |
= of the presently selected range |
Compliance & Approvals
Observed Authority Requirements
| EMC |
2014/30/EU & UK SI 2016/1091 |
| LVD |
2014/35/EU & UK SI 2016/1101 |
| RoHS |
2011/65/EU & UK SI 2012/3032 |
| EAC |
TR-CU 020/2011 |
| EAC LVD |
TR-CU 004/2011 |
Approvals
| c UL us, UL 508 |
E231911 |
| FM |
3025177 |
| DNV Marine |
TAA0000101 |
| EU RO MR Type Approval |
MRA000000Z |